{"category":{"kind":"industry","slug":"messaging","name":"Messaging","tagline":null,"description":null,"synonyms":[],"target_queries":[],"added_via":"pr","added_at":"2026-09-02T12:00:28.651Z","updated_at":"2026-09-02T12:00:28.651Z","example":false,"profile_url":"/industries/messaging","is_stub":true,"member_count":31,"member_counts":{"company":31}},"members":[{"listing_type":"company","name":"Bullpen","slug":"bullpen-chat","tagline":"Team chat. Agents included. Voice rooms that stay open.","description":"Bullpen is team chat with voice rooms that stay open all day, plus six AI agents that are full members of the team — Scout, Wren, Pip, Nix, Biscuit, and Rook. Free for teams of up to 5, no card. Paid plans priced per workspace, not per seat: Starter $29/mo, Team $79/mo, Business $199/mo. Native Mac app or browser.","url":"https://bullpen.chat/","is_stealth":false,"normalized_domain":"bullpen.chat","normalized_url_key":"bullpen.chat","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bullpen.chat/apple-icon.png","links":[{"label":"X / Twitter","url":"https://x.com/BullPen_chat","platform":"x"},{"label":"LinkedIn","url":"https://www.linkedin.com/company/bullpen-chat/","platform":"linkedin"}],"entry_points":[{"kind":"homepage","url":"https://bullpen.chat/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://bullpen.chat/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[{"name":"Lucas Topinka","role":"Founder","person_slug":"lucas-topinka-3vy9sg8ldfbbw","bio":null,"location":null,"links":[]}],"media":{"logo_asset_id":"92b748ff-6829-43ca-a2a1-b873fc48ca13"},"categories":["Collaboration","Communication","Messaging","AI Agents","Productivity","Remote Work","SaaS"],"stage":"bootstrapped","founded_year":null,"location":"Wayne, New Jersey, United States","pricing":"Freemium — free up to 5; Starter $29/mo per workspace","twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-13T21:17:29.077Z","added_via":"web","geo":null,"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-13T21:17:29.077Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"ai-agents","name":"AI Agents","note":null,"profile_url":"/industries/ai-agents"},{"kind":"industry","slug":"collaboration","name":"Collaboration","note":null,"profile_url":"/industries/collaboration"},{"kind":"industry","slug":"communication","name":"Communication","note":null,"profile_url":"/industries/communication"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"productivity","name":"Productivity","note":null,"profile_url":"/industries/productivity"},{"kind":"industry","slug":"remote-work","name":"Remote Work","note":null,"profile_url":"/industries/remote-work"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-13T21:17:29.077Z","updated_at":"2026-09-13T21:17:29.077Z"}},{"listing_type":"company","name":"TypeLess","slug":"typeless","tagline":"AI messaging API for smarter, faster communication.","description":"Typeless is an AI messaging API designed to facilitate communication for businesses and professionals. Our API generates smart, context-aware response suggestions to enhance messaging platforms in a variety of industries, from real estate to customer support.\n\nFor example, a real estate platform can use Typeless to automate responses for scheduling property viewings, answering client inquiries, and handling follow-ups. Similarly, a customer service platform can enable agents to respond faster with personalized, AI-driven suggestions for customer questions and issues.\n\nYou can download our demo messaging app built with the TypeLess API on the app store: https://apps.apple.com/us/app/typeless-ai-messenger/id6478489620\n\nTypeLess is a Y Combinator company (Summer 2022). YC-listed status: Active.","url":"https://apps.apple.com/us/app/typeless-ai-messenger/id6478489620","is_stealth":false,"normalized_domain":"apps.apple.com","normalized_url_key":"apps.apple.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/9051729e9b529a474279cd2a8fa061cc7d5031fe.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/typeless","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://apps.apple.com/us/app/typeless-ai-messenger/id6478489620","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://apps.apple.com/us/app/typeless-ai-messenger/id6478489620","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Generative AI","Machine Learning","Messaging","API","AI"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T07:18:25.971Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2022","Generative AI","Machine Learning","Messaging","API","AI"],"one_liner_for_search":"TypeLess — AI messaging API for smarter, faster communication. (Y Combinator Summer 2022)","canonical_facts":["Y Combinator batch: Summer 2022","YC company status: Active","Team size (per YC directory): 2","YC industry: B2B","YC subindustry: B2B","Former names: Delight","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-04T12:54:30.399Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"ai","name":"AI","note":null,"profile_url":"/industries/ai"},{"kind":"industry","slug":"api","name":"API","note":null,"profile_url":"/industries/api"},{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"generative-ai","name":"Generative AI","note":null,"profile_url":"/industries/generative-ai"},{"kind":"industry","slug":"machine-learning","name":"Machine Learning","note":null,"profile_url":"/industries/machine-learning"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-04T12:54:30.399Z","updated_at":"2026-09-04T12:54:30.399Z"}},{"listing_type":"company","name":"Dreach","slug":"dreach","tagline":"stop building lists. start booking clients.","description":"AI agents watch hiring demand, leadership changes, and company events, then queue who to contact, why now, and what to say.\n\nDreach is a Y Combinator company (Spring 2026). YC-listed status: Active.","url":"https://dreach.ai/","is_stealth":false,"normalized_domain":"dreach.ai","normalized_url_key":"dreach.ai","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/8eec4067ada1ceb62324834a6da7831196618472.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/dreach","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://dreach.ai/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://dreach.ai/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Infrastructure","Recruiting","Messaging","Sales Enablement"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T08:26:10.608Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Spring 2026","B2B","Recruiting","Messaging","Sales Enablement"],"one_liner_for_search":"Dreach — stop building lists. start booking clients. (Y Combinator Spring 2026)","canonical_facts":["Y Combinator batch: Spring 2026","YC company status: Active","Team size (per YC directory): 2","YC industry: B2B","YC subindustry: B2B / Infrastructure","Former names: Drip","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T08:26:10.608Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"infrastructure","name":"Infrastructure","note":null,"profile_url":"/industries/infrastructure"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"recruiting","name":"Recruiting","note":null,"profile_url":"/industries/recruiting"},{"kind":"industry","slug":"sales-enablement","name":"Sales Enablement","note":null,"profile_url":"/industries/sales-enablement"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T08:26:10.608Z","updated_at":"2026-09-03T08:26:10.608Z"}},{"listing_type":"company","name":"Charm","slug":"withcharm","tagline":"Charm is the universal payments app — send money to anyone.","description":"Charm makes sending money as easy as sending email. Most people juggle multiple payment apps and scattered balances. Charm lets you pay anyone — no matter what app they use — and earns you 5% interest on your balance, automatically.\n\nCharm is a Y Combinator company (Fall 2024). YC-listed status: Active.","url":"https://www.withcharm.app/","is_stealth":false,"normalized_domain":"withcharm.app","normalized_url_key":"withcharm.app","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/bdd48a02de2e277524168808bf7edcd14c995ed9.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/withcharm","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://www.withcharm.app/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://www.withcharm.app/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Consumer","Social","Crypto / Web3","Payments","Messaging","Social Media"],"stage":null,"founded_year":null,"location":"New York City, NY, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T07:56:17.425Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Fall 2024","Crypto / Web3","Payments","Consumer","Messaging","Social Media"],"one_liner_for_search":"Charm — Charm is the universal payments app — send money to anyone. (Y Combinator Fall 2024)","canonical_facts":["Y Combinator batch: Fall 2024","YC company status: Active","Team size (per YC directory): 1","YC industry: Consumer","YC subindustry: Consumer / Social","Former names: BeerMe","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T07:56:17.425Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"consumer","name":"Consumer","note":null,"profile_url":"/industries/consumer"},{"kind":"industry","slug":"crypto-web3","name":"Crypto / Web3","note":null,"profile_url":"/industries/crypto-web3"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"payments","name":"Payments","note":null,"profile_url":"/industries/payments"},{"kind":"industry","slug":"social","name":"Social","note":null,"profile_url":"/industries/social"},{"kind":"industry","slug":"social-media","name":"Social Media","note":null,"profile_url":"/industries/social-media"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T07:56:17.425Z","updated_at":"2026-09-03T07:56:17.425Z"}},{"listing_type":"company","name":"Praxos","slug":"praxos","tagline":"Team messaging with built-in memory","description":"Praxos is team messaging where customer conversations, product decisions and agent conversations stay in context.\n\nPraxos is a Y Combinator company (Summer 2024). YC-listed status: Active.","url":"https://www.praxos.ai/","is_stealth":false,"normalized_domain":"praxos.ai","normalized_url_key":"praxos.ai","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/133daa5976316fea8822213f5f71c6bc57c7cc88.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/praxos","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://www.praxos.ai/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://www.praxos.ai/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Messaging","AI","Conversational AI"],"stage":null,"founded_year":null,"location":"São Paulo, SP, Brazil","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T07:51:17.850Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2024","B2B","Messaging","AI","Conversational AI"],"one_liner_for_search":"Praxos — Team messaging with built-in memory (Y Combinator Summer 2024)","canonical_facts":["Y Combinator batch: Summer 2024","YC company status: Active","Team size (per YC directory): 3","YC industry: B2B","YC subindustry: B2B","Former names: Praxos Intelligence, Inc.","Regions (per YC): Brazil, Latin America, Remote, Partly Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T07:51:17.850Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"ai","name":"AI","note":null,"profile_url":"/industries/ai"},{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"conversational-ai","name":"Conversational AI","note":null,"profile_url":"/industries/conversational-ai"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T07:51:17.850Z","updated_at":"2026-09-03T07:51:17.850Z"}},{"listing_type":"company","name":"Boostly","slug":"boostly","tagline":"Premier growth platform for restaurants","description":"Boostly provides everything necessary for restaurants to attract new guests and turn them into regulars. From AI-powered SEO, paid ads, behavioral-based text marketing with gamified engagement, and AI driven reputation management, Boostly provides 10x greater guest engagement when compared to others in the industry.  \n\nBoostly’s patented processes enables them to build opted-in subscriber lists bigger and faster than anyone on the market.\n\nBoostly is a Y Combinator company (Summer 2022). YC-listed status: Active.","url":"https://www.boostly.com/","is_stealth":false,"normalized_domain":"boostly.com","normalized_url_key":"boostly.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/6153c2d55508c4c573ba2dcb29993d7dfb36bfbf.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/boostly","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://www.boostly.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://www.boostly.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Marketing","SaaS","Messaging","Food Tech"],"stage":null,"founded_year":null,"location":"Lehi, UT, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T07:14:20.524Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2022","SaaS","B2B","Messaging","Food Tech"],"one_liner_for_search":"Boostly — Premier growth platform for restaurants (Y Combinator Summer 2022)","canonical_facts":["Y Combinator batch: Summer 2022","YC company status: Active","Team size (per YC directory): 50","YC industry: B2B","YC subindustry: B2B / Marketing","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T07:14:20.524Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"food-tech","name":"Food Tech","note":null,"profile_url":"/industries/food-tech"},{"kind":"industry","slug":"marketing","name":"Marketing","note":null,"profile_url":"/industries/marketing"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T07:14:20.524Z","updated_at":"2026-09-03T07:14:20.524Z"}},{"listing_type":"company","name":"Dittofeed","slug":"dittofeed","tagline":"Open-source customer engagement & messaging automation","description":"Dittofeed is an open-source alternative to platforms like Klaviyo and Customer.io. Self-host us for free, or use our low-cost cloud offering to automate messages across email, SMS, mobile push, WhatsApp, and more. \n\nWe also offer solutions for embedding Dittofeed in your own SaaS! Instantly provide your customers with automated messaging tools.\n\nDittofeed is a Y Combinator company (Summer 2022). YC-listed status: Active.","url":"https://www.dittofeed.com/","is_stealth":false,"normalized_domain":"dittofeed.com","normalized_url_key":"dittofeed.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/b22d1c28c768e382c5e7543fe2dbe66969ea4adf.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/dittofeed","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://www.dittofeed.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://www.dittofeed.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Marketing","Messaging","Open Source"],"stage":null,"founded_year":null,"location":"Los Angeles, CA, USA; Remote","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T07:13:19.496Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2022","B2B","Messaging","Open Source"],"one_liner_for_search":"Dittofeed — Open-source customer engagement & messaging automation (Y Combinator Summer 2022)","canonical_facts":["Y Combinator batch: Summer 2022","YC company status: Active","Team size (per YC directory): 2","YC industry: B2B","YC subindustry: B2B / Marketing","Former names: Plinth, Plinth Financial","Regions (per YC): United States of America, America / Canada, Remote, Fully Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T07:13:19.496Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"marketing","name":"Marketing","note":null,"profile_url":"/industries/marketing"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"open-source","name":"Open Source","note":null,"profile_url":"/industries/open-source"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T07:13:19.496Z","updated_at":"2026-09-03T07:13:19.496Z"}},{"listing_type":"company","name":"Sendo","slug":"sendo","tagline":"The best SMS/RCS API for startups","description":"We're making it easy, cheap and fun for startups to build on SMS again. Sendo is the most developer-friendly SMS API, with great documentation, a fast dashboard, helpful monitoring features, easier 10DLC compliance and much more.\n\nSave 40%+ compared to Twilio and other options, and get started sending messages in 1-2 days instead of waiting weeks for your 10DLC campaigns to get approved.\n\nSendo is a Y Combinator company (Winter 2022). YC-listed status: Inactive.","url":"https://sendo.dev/","is_stealth":false,"normalized_domain":"sendo.dev","normalized_url_key":"sendo.dev","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/b175061a073988c7d7a903c9e5517ba9daf8a8b3.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/sendo","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://sendo.dev/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://sendo.dev/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Engineering, Product and Design","Developer Tools","Messaging","API","SMS"],"stage":null,"founded_year":null,"location":"New York City, NY, USA; Remote","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T07:09:04.084Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2022","Developer Tools","Messaging","API","SMS"],"one_liner_for_search":"Sendo — The best SMS/RCS API for startups (Y Combinator Winter 2022)","canonical_facts":["Y Combinator batch: Winter 2022","YC company status: Inactive","Team size (per YC directory): 1","YC industry: B2B","YC subindustry: B2B / Engineering, Product and Design","Former names: Winno","Regions (per YC): United States of America, America / Canada, Remote, Fully Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T07:09:04.084Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"api","name":"API","note":null,"profile_url":"/industries/api"},{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"developer-tools","name":"Developer Tools","note":null,"profile_url":"/industries/developer-tools"},{"kind":"industry","slug":"engineering-product-and-design","name":"Engineering, Product and Design","note":null,"profile_url":"/industries/engineering-product-and-design"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"sms","name":"SMS","note":null,"profile_url":"/industries/sms"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T07:09:04.084Z","updated_at":"2026-09-03T07:09:04.084Z"}},{"listing_type":"company","name":"Hilos","slug":"quid","tagline":"Close and activate your customers on WhatsApp","description":"Platform for WhatsApp API that allows you Profile leads, automate follow-ups and integrate with your favorite tools to increase conversion.\n\nHilos allows startups and SMBs to run their entire business on WhatsApp, without code. We focus specifically on letting businesses build apps within WhatsApp that integrate with other systems (CRMs, Databases, Payment providers, etc.).\n\nHilos is a Y Combinator company (Summer 2021). YC-listed status: Acquired.","url":"https://hilos.io/","is_stealth":false,"normalized_domain":"hilos.io","normalized_url_key":"hilos.io","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/e12060432546be212b6fccb6641d81cb777072e1.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/quid","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://hilos.io/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://hilos.io/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Marketing","SaaS","Productivity","Messaging"],"stage":null,"founded_year":null,"location":"Mexico City, CDMX, Mexico; Remote","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:52:04.796Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2021","SaaS","B2B","Productivity","Messaging"],"one_liner_for_search":"Hilos — Close and activate your customers on WhatsApp (Y Combinator Summer 2021)","canonical_facts":["Y Combinator batch: Summer 2021","YC company status: Acquired","Team size (per YC directory): 5","YC industry: B2B","YC subindustry: B2B / Marketing","Former names: Instatienda, Quid","Regions (per YC): Mexico, Latin America, Remote, Fully Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:52:04.796Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"marketing","name":"Marketing","note":null,"profile_url":"/industries/marketing"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"productivity","name":"Productivity","note":null,"profile_url":"/industries/productivity"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:52:04.796Z","updated_at":"2026-09-03T06:52:04.796Z"}},{"listing_type":"company","name":"Union54","slug":"union54","tagline":"Developers of ChitChat, an integrated messaging and payments wallet…","description":"ChitChat by Union54 is an integrated messaging and payments platform designed specifically for Africa's unique needs.\n\nOur app combines secure instant messaging with USD card capabilities and cross-border payments, making international money movement more accessible and affordable.\n\nWe're tackling one of Africa's biggest financial challenges: the high cost of sending money across borders, where African senders often pay double the fees despite sending smaller amounts.\n\nAs a Y Combinator-backed startup, we're building technology that empowers African consumers and businesses to participate more fully in the global digital economy.\n\nOur mission is to create financial products that genuinely serve customer needs while challenging the status quo of traditional remittance providers.\n\nUnion54 is a Y Combinator company (Summer 2021). YC-listed status: Active.","url":"https://union54.com/","is_stealth":false,"normalized_domain":"union54.com","normalized_url_key":"union54.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/4c0dfe6ae2ac625f60016dfdeb272a9158130e0f.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/union54","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://union54.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://union54.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Fintech","FinOps","Consumer","B2B","Messaging"],"stage":null,"founded_year":null,"location":"Lusaka, Lusaka Province, Zambia; Remote","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:51:03.402Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2021","FinOps","Fintech","Consumer","B2B","Messaging"],"one_liner_for_search":"Union54 — Developers of ChitChat, an integrated messaging and payments wallet… (Y Combinator Summer 2021)","canonical_facts":["Y Combinator batch: Summer 2021","YC company status: Active","Team size (per YC directory): 17","YC industry: Fintech","YC subindustry: Fintech","Regions (per YC): Zambia, Africa, Remote, Fully Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:51:03.402Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"consumer","name":"Consumer","note":null,"profile_url":"/industries/consumer"},{"kind":"industry","slug":"finops","name":"FinOps","note":null,"profile_url":"/industries/finops"},{"kind":"industry","slug":"fintech","name":"FinTech","note":null,"profile_url":"/industries/fintech"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:51:03.402Z","updated_at":"2026-09-03T06:51:03.402Z"}},{"listing_type":"company","name":"Here","slug":"here","tagline":"Where friends watch, play and hang together in digital rooms","description":"Here is where friends feel close even if they're worlds away.  We do this by providing an infinite and interactive canvas where friends watch, play, decorate, draw and hang together, all powered by our own real-time video and voice technology.\n\nHere is a Y Combinator company (Summer 2020). YC-listed status: Inactive.","url":"https://here.fm/shutdown.html","is_stealth":false,"normalized_domain":"here.fm","normalized_url_key":"here.fm","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/4051bac362928f79cd906235f06326723eacc875.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/here","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://here.fm/shutdown.html","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://here.fm/shutdown.html","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Consumer","Social","Messaging","Social Network"],"stage":null,"founded_year":null,"location":"New York City, NY, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:36:25.505Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2020","Consumer","Messaging","Social","Social Network"],"one_liner_for_search":"Here — Where friends watch, play and hang together in digital rooms (Y Combinator Summer 2020)","canonical_facts":["Y Combinator batch: Summer 2020","YC company status: Inactive","Team size (per YC directory): 9","YC industry: Consumer","YC subindustry: Consumer / Social","Former names: Here, Dumps","Regions (per YC): United States of America, America / Canada, Remote, Partly Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:36:25.505Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"consumer","name":"Consumer","note":null,"profile_url":"/industries/consumer"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"social","name":"Social","note":null,"profile_url":"/industries/social"},{"kind":"industry","slug":"social-network","name":"Social Network","note":null,"profile_url":"/industries/social-network"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:36:25.505Z","updated_at":"2026-09-03T06:36:25.505Z"}},{"listing_type":"company","name":"Laylo","slug":"laylo","tagline":"The CRM powering iconic musicians and events","description":"Laylo powers drops for the world’s biggest musicians and events. The platform combines landing pages, messaging, link tracking, and more to drive sales and streams around the most important moments in entertainment.\n\nLaylo is a Y Combinator company (Summer 2020). YC-listed status: Active.","url":"https://laylo.com/","is_stealth":false,"normalized_domain":"laylo.com","normalized_url_key":"laylo.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/bb78f80434f450bb2cb261fa10cb242ca6510307.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/laylo","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://laylo.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://laylo.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Marketing","SaaS","Messaging","Enterprise","CRM","Creator Economy"],"stage":null,"founded_year":null,"location":"Los Angeles, CA, USA; Remote","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:36:10.755Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2020","SaaS","Messaging","Enterprise","CRM","Creator Economy"],"one_liner_for_search":"Laylo — The CRM powering iconic musicians and events (Y Combinator Summer 2020)","canonical_facts":["Y Combinator batch: Summer 2020","YC company status: Active","Team size (per YC directory): 24","YC industry: B2B","YC subindustry: B2B / Marketing","Regions (per YC): United States of America, America / Canada, Remote, Fully Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:36:10.755Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"creator-economy","name":"Creator Economy","note":null,"profile_url":"/industries/creator-economy"},{"kind":"industry","slug":"crm","name":"CRM","note":null,"profile_url":"/industries/crm"},{"kind":"industry","slug":"enterprise","name":"Enterprise","note":null,"profile_url":"/industries/enterprise"},{"kind":"industry","slug":"marketing","name":"Marketing","note":null,"profile_url":"/industries/marketing"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:36:10.755Z","updated_at":"2026-09-03T06:36:10.755Z"}},{"listing_type":"company","name":"Enveloop","slug":"enveloop","tagline":"Design and send messages from your app with a simple API.","description":"A developer-focused message builder and API that makes it easy to send emails and texts from your app using one simple implementation. We’re doing for mailer libraries what Prisma does for ORMs.\n\nEnveloop is a Y Combinator company (Winter 2020). YC-listed status: Inactive.","url":"http://www.enveloop.com/","is_stealth":false,"normalized_domain":"enveloop.com","normalized_url_key":"enveloop.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/d66b70377a1145619cac5a7e482214e104c46e92.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/enveloop","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"http://www.enveloop.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"http://www.enveloop.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Engineering, Product and Design","Developer Tools","SaaS","Messaging","Analytics"],"stage":null,"founded_year":null,"location":"Birmingham, AL, USA; Remote","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:27:24.708Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2020","Developer Tools","SaaS","B2B","Messaging","Analytics"],"one_liner_for_search":"Enveloop — Design and send messages from your app with a simple API. (Y Combinator Winter 2020)","canonical_facts":["Y Combinator batch: Winter 2020","YC company status: Inactive","Team size (per YC directory): 5","YC industry: B2B","YC subindustry: B2B / Engineering, Product and Design","Former names: BuildPlane","Regions (per YC): United States of America, America / Canada, Remote, Fully Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:27:24.708Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"analytics","name":"Analytics","note":null,"profile_url":"/industries/analytics"},{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"developer-tools","name":"Developer Tools","note":null,"profile_url":"/industries/developer-tools"},{"kind":"industry","slug":"engineering-product-and-design","name":"Engineering, Product and Design","note":null,"profile_url":"/industries/engineering-product-and-design"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:27:24.708Z","updated_at":"2026-09-03T06:27:24.708Z"}},{"listing_type":"company","name":"treble.ai","slug":"treble-ai","tagline":"We help companies scale marketing campaigns through WhatsApp","description":"We help companies build and scale marketing campaigns through WhatsApp, reaching their customers anywhere in the world with engaging conversations. With our platform, businesses can create and send conversations massively to users and get analytics to improve their campaign performance over time, increasing conversion in every stage of the funnel.\n\ntreble.ai is a Y Combinator company (Summer 2019). YC-listed status: Active.","url":"https://treble.ai/","is_stealth":false,"normalized_domain":"treble.ai","normalized_url_key":"treble.ai","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/e327caabc10297ebb160260940994aa368fe6f3d.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/treble-ai","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://treble.ai/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://treble.ai/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Marketing","Messaging","Automation"],"stage":null,"founded_year":null,"location":"São Paulo, SP, Brazil; New York, NY, USA; Seattle, WA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:26:23.240Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2019","Messaging","Marketing","Automation"],"one_liner_for_search":"treble.ai — We help companies scale marketing campaigns through WhatsApp (Y Combinator Summer 2019)","canonical_facts":["Y Combinator batch: Summer 2019","YC company status: Active","Team size (per YC directory): 38","YC industry: B2B","YC subindustry: B2B / Marketing","Former names: treble.ai, Inc.","Regions (per YC): Brazil, United States of America, Latin America, America / Canada, Remote, Partly Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:26:23.240Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"automation","name":"Automation","note":null,"profile_url":"/industries/automation"},{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"marketing","name":"Marketing","note":null,"profile_url":"/industries/marketing"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:26:23.240Z","updated_at":"2026-09-03T06:26:23.240Z"}},{"listing_type":"company","name":"Courier","slug":"courier","tagline":"The fastest way for developers to build notifications for their app.","description":"Courier is the fastest way for developers to build notifications for their app. Our APIs take the tedium out of integrating various notification channels, while our visual designer lets anyone design a message template and deliver their notifications to the best channel for each user with a single API call. Email, Push, In-App, Slack, SMS, you name it. Think \"Stripe, for notifications.\"\n\nCourier is a Y Combinator company (Summer 2019). YC-listed status: Active.","url":"https://www.courier.com/","is_stealth":false,"normalized_domain":"courier.com","normalized_url_key":"courier.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/947167fc07350afdc803e650746e6c0c278e9937.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/courier","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://www.courier.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://www.courier.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Engineering, Product and Design","Developer Tools","Messaging"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:23:04.292Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2019","Developer Tools","Messaging"],"one_liner_for_search":"Courier — The fastest way for developers to build notifications for their app. (Y Combinator Summer 2019)","canonical_facts":["Y Combinator batch: Summer 2019","YC company status: Active","Team size (per YC directory): 35","YC industry: B2B","YC subindustry: B2B / Engineering, Product and Design","Regions (per YC): United States of America, America / Canada, Remote, Partly Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:23:04.292Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"developer-tools","name":"Developer Tools","note":null,"profile_url":"/industries/developer-tools"},{"kind":"industry","slug":"engineering-product-and-design","name":"Engineering, Product and Design","note":null,"profile_url":"/industries/engineering-product-and-design"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:23:04.292Z","updated_at":"2026-09-03T06:23:04.292Z"}},{"listing_type":"company","name":"Openland","slug":"openland","tagline":"Messenger for communities","description":"Openland is a messenger for communities. It is focused on fundamental human needs: making new friends, safe self-expression, and learning from others. Openland is a home for some of the most active and supportive chat communities on the Internet. Anyone can start and grow their own community on Openland, for free. Openland was founded in 2017 and is based in San Francisco. The company is backed by 30 prominent venture investors, including Y Combinator, Gagarin Capital, Sinai Ventures, Soma Capital, Liquid 2 Ventures, and Rainfall Ventures.\n\nOpenland is a Y Combinator company (Winter 2018). YC-listed status: Inactive.","url":"https://openland.com/","is_stealth":false,"normalized_domain":"openland.com","normalized_url_key":"openland.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/a375bb2b5825f333532f9af82e4748e3712a25c8.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/openland","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://openland.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://openland.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Consumer","Social","Community","Messaging"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA; Remote","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:12:27.478Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2018","Community","Messaging","Social"],"one_liner_for_search":"Openland — Messenger for communities (Y Combinator Winter 2018)","canonical_facts":["Y Combinator batch: Winter 2018","YC company status: Inactive","Team size (per YC directory): 14","YC industry: Consumer","YC subindustry: Consumer / Social","Former names: Statecraft","Regions (per YC): United States of America, America / Canada, Remote, Fully Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:12:27.478Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"community","name":"Community","note":null,"profile_url":"/industries/community"},{"kind":"industry","slug":"consumer","name":"Consumer","note":null,"profile_url":"/industries/consumer"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"social","name":"Social","note":null,"profile_url":"/industries/social"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:12:27.478Z","updated_at":"2026-09-03T06:12:27.478Z"}},{"listing_type":"company","name":"Glowing.io","slug":"glowing-io","tagline":"Unified, enterprise messaging platform for leading brands of the world","description":"Glowing enables leading global brands and their customers  to text message with each other via existing popular mobile messaging platforms. Our solution allows for brands to appeal to millennials (and other digital travelers) as well as to the “silent guests” who prefer messaging as their primary communication channel.\n\nGlowing.io is a Y Combinator company (Winter 2018). YC-listed status: Active.","url":"https://glowing.io/","is_stealth":false,"normalized_domain":"glowing.io","normalized_url_key":"glowing.io","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/1c92df8bc210fd186d92f28cce482984f5f181d3.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/glowing-io","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://glowing.io/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://glowing.io/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","SaaS","Messaging"],"stage":null,"founded_year":null,"location":"Las Vegas, NV, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:11:25.354Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2018","SaaS","B2B","Messaging"],"one_liner_for_search":"Glowing.io — Unified, enterprise messaging platform for leading brands of the world (Y Combinator Winter 2018)","canonical_facts":["Y Combinator batch: Winter 2018","YC company status: Active","Team size (per YC directory): 11","YC industry: B2B","YC subindustry: B2B","Former names: Glowing.io, Glowing","Regions (per YC): United States of America, America / Canada, Remote, Partly Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:11:25.354Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:11:25.354Z","updated_at":"2026-09-03T06:11:25.354Z"}},{"listing_type":"company","name":"Riley","slug":"riley","tagline":"MailChimp for SMS","description":"MailChimp for SMS\n\nRiley is a Y Combinator company (Winter 2017). YC-listed status: Inactive.","url":"https://getrileynow.com/","is_stealth":false,"normalized_domain":"getrileynow.com","normalized_url_key":"getrileynow.com","parent_slug":null,"parent":null,"type_data":{},"logo":null,"links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/riley","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://getrileynow.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://getrileynow.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Real Estate and Construction","Housing and Real Estate","Messaging"],"stage":null,"founded_year":null,"location":"New York City, NY, USA; New York, NY, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:05:18.324Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2017","Messaging"],"one_liner_for_search":"Riley — MailChimp for SMS (Y Combinator Winter 2017)","canonical_facts":["Y Combinator batch: Winter 2017","YC company status: Inactive","Team size (per YC directory): 2","YC industry: Real Estate and Construction","YC subindustry: Real Estate and Construction / Housing and Real Estate","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:05:18.324Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"housing-and-real-estate","name":"Housing and Real Estate","note":null,"profile_url":"/industries/housing-and-real-estate"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"real-estate-and-construction","name":"Real Estate and Construction","note":null,"profile_url":"/industries/real-estate-and-construction"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:05:18.324Z","updated_at":"2026-09-03T06:05:18.324Z"}},{"listing_type":"company","name":"Bird","slug":"bird","tagline":"The world’s largest omnichannel communications platform","description":"The world’s largest omnichannel communications platform.\n \nBird CRM powers communication between businesses and their customers — across any channel, always with the right context, and on every corner of the planet. Its products and solutions are the foundational building blocks to business communications across preferred channels, like SMS, Voice, WhatsApp, WeChat, Messenger, Email and more. Founded in 2011, Bird connects to billions of devices and is trusted by nearly 20,000 customers worldwide.\n \nHeadquartered in Amsterdam, Bird operates across nine global hubs — including Singapore, Dublin, Shanghai, Sydney, London, Bogota and Asuncion — and is proud to be a “Work Anywhere” company. Its team of 500 employees represent more than 55 nationalities.\n\nBird is a Y Combinator company (Summer 2016). YC-listed status: Active.","url":"https://bird.com/","is_stealth":false,"normalized_domain":"bird.com","normalized_url_key":"bird.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/bdee5b69dd38909ad07702b3aebc29f8d5880658.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/bird","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://bird.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://bird.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Engineering, Product and Design","Messaging","API"],"stage":null,"founded_year":null,"location":"Amsterdam, NH, Netherlands","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:05:05.475Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2016","Messaging","API"],"one_liner_for_search":"Bird — The world’s largest omnichannel communications platform (Y Combinator Summer 2016)","canonical_facts":["Y Combinator batch: Summer 2016","YC company status: Active","Team size (per YC directory): 500","YC industry: B2B","YC subindustry: B2B / Engineering, Product and Design","Former names: MessageBird","Listed in YC Top Companies","Regions (per YC): Netherlands, Europe, Remote, Partly Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:05:05.475Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"api","name":"API","note":null,"profile_url":"/industries/api"},{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"engineering-product-and-design","name":"Engineering, Product and Design","note":null,"profile_url":"/industries/engineering-product-and-design"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:05:05.475Z","updated_at":"2026-09-03T06:05:05.475Z"}},{"listing_type":"company","name":"PocketSuite","slug":"pocketsuite","tagline":"All-In-One Business Operating System by PocketSuite","description":"PocketSuite is the all-in-one platform built for service businesses. From bookings and payments to client communication and beyond, we help owners and managers simplify their business and focus on what they do best. For more than a decade, thousands of independent professionals, small businesses, and multi-location brands have trusted PocketSuite to power their service businesses and serve hundreds of thousands of clients. We’re proud to support a diverse community of entrepreneurs at every stage of their journey. PocketSuite empowers the U.S. market of 20 million service businesses, generating $1 billion in sales with a desktop and mobile cloud solution for running their business. Thousands of businesses run on PocketSuite. Over 600,000 clients book, pay, and communicate with their service providers on PocketSuite today, and we're growing fast.\n\nPocketSuite is a Y Combinator company (Winter 2016). YC-listed status: Active.","url":"https://pocketsuite.io/","is_stealth":false,"normalized_domain":"pocketsuite.io","normalized_url_key":"pocketsuite.io","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/cdb97ca4207ccb8346f6dd29984f5fca487812e0.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/pocketsuite","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://pocketsuite.io/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://pocketsuite.io/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Productivity","SaaS","Payments","Messaging","Scheduling","Operations"],"stage":null,"founded_year":null,"location":"Washington, DC, USA; Remote","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T06:00:04.191Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2016","SaaS","Payments","Messaging","Scheduling","Operations"],"one_liner_for_search":"PocketSuite — All-In-One Business Operating System by PocketSuite (Y Combinator Winter 2016)","canonical_facts":["Y Combinator batch: Winter 2016","YC company status: Active","Team size (per YC directory): 30","YC industry: B2B","YC subindustry: B2B / Productivity","Regions (per YC): United States of America, America / Canada, Remote, Fully Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T06:00:04.191Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"operations","name":"Operations","note":null,"profile_url":"/industries/operations"},{"kind":"industry","slug":"payments","name":"Payments","note":null,"profile_url":"/industries/payments"},{"kind":"industry","slug":"productivity","name":"Productivity","note":null,"profile_url":"/industries/productivity"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"},{"kind":"industry","slug":"scheduling","name":"Scheduling","note":null,"profile_url":"/industries/scheduling"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T06:00:04.191Z","updated_at":"2026-09-03T06:00:04.191Z"}},{"listing_type":"company","name":"Mio","slug":"mio","tagline":"Mio powers seamless communication between workplace chat apps.","description":"Mio powers seamless communication between Slack, Microsoft Teams & Webex Teams. The Austin, Texas-based company was founded by Tom Hadfield and James Cundle in November 2015. M.io has raised $12m from investors including Goldcrest Capital, Eniac Ventures, Two Sigma Ventures, Khosla Ventures, Y Combinator and Capital Factory. Ready to sync your teams? Learn more and get started at https://m.io/\n\nMio is a Y Combinator company (Winter 2016). YC-listed status: Active.","url":"https://www.m.io/","is_stealth":false,"normalized_domain":"m.io","normalized_url_key":"m.io","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/d2e2140644182cb7ec4a70381a94543d8c8de82a.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/mio","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://www.m.io/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://www.m.io/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Engineering, Product and Design","SaaS","Messaging","Team Collaboration"],"stage":null,"founded_year":null,"location":"Austin, TX, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T05:59:23.538Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2016","SaaS","Messaging","Team Collaboration"],"one_liner_for_search":"Mio — Mio powers seamless communication between workplace chat apps. (Y Combinator Winter 2016)","canonical_facts":["Y Combinator batch: Winter 2016","YC company status: Active","Team size (per YC directory): 12","YC industry: B2B","YC subindustry: B2B / Engineering, Product and Design","Former names: Prompt, Message.io","Regions (per YC): United States of America, America / Canada, Remote, Partly Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T05:59:23.538Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"engineering-product-and-design","name":"Engineering, Product and Design","note":null,"profile_url":"/industries/engineering-product-and-design"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"},{"kind":"industry","slug":"team-collaboration","name":"Team Collaboration","note":null,"profile_url":"/industries/team-collaboration"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T05:59:23.538Z","updated_at":"2026-09-03T05:59:23.538Z"}},{"listing_type":"company","name":"Chatfuel","slug":"chatfuel","tagline":"Platform to easily create chatbots to engage with audiences on…","description":"We are the largest platform for building bots on Facebook Messenger. Bots are pieces of software that help automate communication with humans through messaging applications. Since messengers have become the most heavily used mobile apps, bots have emerged as effective instruments that are changing the world of digital marketing. Our customers use bots for sales and marketing funnel automation, lead generation and nurturing, customer support and communication.\n\nChatfuel’s bot creators range from small and medium businesses to the world’s most recognizable brands. Some of our largest customers include Adidas, T-Mobile, TechCrunch, LEGO, Golden State Warriors, and many others.\n\nChatfuel is a Y Combinator company (Winter 2016). YC-listed status: Active.","url":"https://chatfuel.com/","is_stealth":false,"normalized_domain":"chatfuel.com","normalized_url_key":"chatfuel.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/5fd8bcf8d9a9b759b820215a29ca5d614328aac4.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/chatfuel","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://chatfuel.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://chatfuel.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Engineering, Product and Design","Messaging","Chatbots"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T05:59:13.887Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2016","Messaging","Chatbots"],"one_liner_for_search":"Chatfuel — Platform to easily create chatbots to engage with audiences on… (Y Combinator Winter 2016)","canonical_facts":["Y Combinator batch: Winter 2016","YC company status: Active","Team size (per YC directory): 53","YC industry: B2B","YC subindustry: B2B / Engineering, Product and Design","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T05:59:13.887Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"chatbots","name":"Chatbots","note":null,"profile_url":"/industries/chatbots"},{"kind":"industry","slug":"engineering-product-and-design","name":"Engineering, Product and Design","note":null,"profile_url":"/industries/engineering-product-and-design"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T05:59:13.887Z","updated_at":"2026-09-03T05:59:13.887Z"}},{"listing_type":"company","name":"Hum","slug":"hum","tagline":"A chat program that integrates with email, with presence.","description":"Hum is a product designed to disrupt email with collaboration. It organizes conversation into threads, lets you drop work requests into each others’ feeds, and syncs everything across your devices. Hum is focused on real-time conversation and presence.\n\nIt makes it easy to see who else is currently viewing a thread. You can “read later” any threads you can’t get to right now, or pin important conversations to the top of the app. The company made a lot of bold claims about how it will transition you away from email as you use it more, but didn’t provide many specifics. Hum will have a steep uphill battle against incumbents like Yammer and Asana, and email, which has been harder to disrupt than most people realize.\n\nHum is a Y Combinator company (Summer 2013). YC-listed status: Inactive.","url":"https://letshum.com/","is_stealth":false,"normalized_domain":"letshum.com","normalized_url_key":"letshum.com","parent_slug":null,"parent":null,"type_data":{},"logo":null,"links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/hum","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://letshum.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://letshum.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Productivity","Messaging"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T05:47:10.744Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2013","Productivity","Messaging"],"one_liner_for_search":"Hum — A chat program that integrates with email, with presence. (Y Combinator Summer 2013)","canonical_facts":["Y Combinator batch: Summer 2013","YC company status: Inactive","Team size (per YC directory): 11","YC industry: B2B","YC subindustry: B2B / Productivity","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T05:47:10.744Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"productivity","name":"Productivity","note":null,"profile_url":"/industries/productivity"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T05:47:10.744Z","updated_at":"2026-09-03T05:47:10.744Z"}},{"listing_type":"company","name":"VoiceGem","slug":"voicegem","tagline":"Voice messaging platform - Acquired by Palantir in 2013","description":"Voice messaging platform - Acquired by Palantir in 2013\n\nVoiceGem is a Y Combinator company (Summer 2012). YC-listed status: Acquired.","url":"https://blog.voicegem.com/","is_stealth":false,"normalized_domain":"blog.voicegem.com","normalized_url_key":"blog.voicegem.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/2b6b42a7337464153721172951e6bf15e6d0b019.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/voicegem","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://blog.voicegem.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://blog.voicegem.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Recruiting and Talent","Messaging"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T05:45:03.861Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2012","Messaging"],"one_liner_for_search":"VoiceGem — Voice messaging platform - Acquired by Palantir in 2013 (Y Combinator Summer 2012)","canonical_facts":["Y Combinator batch: Summer 2012","YC company status: Acquired","Team size (per YC directory): 2","YC industry: B2B","YC subindustry: B2B / Recruiting and Talent","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T05:45:03.861Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"recruiting-and-talent","name":"Recruiting and Talent","note":null,"profile_url":"/industries/recruiting-and-talent"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T05:45:03.861Z","updated_at":"2026-09-03T05:45:03.861Z"}},{"listing_type":"company","name":"Heysan","slug":"heysan","tagline":"Free messaging on mobile phones","description":"Heysan was a free mobile messaging and community based in San Francisco, California.\n\nInitially Heysan provided free messaging between phones and computers, bridging IM with SMS. The service expanded into launching a mobile community and has over 1 million users doing tens of million of monthly messages. In the summer of 2007 Heysan raised a seed round from Khosla Ventures and Atomico, the venture funds of Vinod Khosla and Niklas Zennstrom.\n\nHeysan was acquired by Good Technology in May 2009.\n\nHeysan is a Y Combinator company (Winter 2007). YC-listed status: Acquired.","url":"http://heysan.com/","is_stealth":false,"normalized_domain":"heysan.com","normalized_url_key":"heysan.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/bf698725d330ade4e0d1868371aa09cdbc9aa0c6.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/heysan","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"http://heysan.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"http://heysan.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Consumer","Social","Community","Messaging"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T05:41:47.044Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2007","Community","Messaging"],"one_liner_for_search":"Heysan — Free messaging on mobile phones (Y Combinator Winter 2007)","canonical_facts":["Y Combinator batch: Winter 2007","YC company status: Acquired","YC industry: Consumer","YC subindustry: Consumer / Social","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T05:41:47.044Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"community","name":"Community","note":null,"profile_url":"/industries/community"},{"kind":"industry","slug":"consumer","name":"Consumer","note":null,"profile_url":"/industries/consumer"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"social","name":"Social","note":null,"profile_url":"/industries/social"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T05:41:47.044Z","updated_at":"2026-09-03T05:41:47.044Z"}},{"listing_type":"company","name":"MessageParty","slug":"messageparty","tagline":"Local chat.","description":"Local chat.\n\nMessageParty is a Y Combinator company (Summer 2010). YC-listed status: Inactive.","url":"http://messageparty.com/","is_stealth":false,"normalized_domain":"messageparty.com","normalized_url_key":"messageparty.com","parent_slug":null,"parent":null,"type_data":{},"logo":null,"links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/messageparty","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"http://messageparty.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"http://messageparty.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Consumer","Social","Messaging"],"stage":null,"founded_year":null,"location":"New York City, NY, USA; New York, NY, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-03T05:37:03.356Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2010","Messaging","Social"],"one_liner_for_search":"MessageParty — Local chat. (Y Combinator Summer 2010)","canonical_facts":["Y Combinator batch: Summer 2010","YC company status: Inactive","Team size (per YC directory): 1","YC industry: Consumer","YC subindustry: Consumer / Social","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-03T05:37:03.356Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"consumer","name":"Consumer","note":null,"profile_url":"/industries/consumer"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"social","name":"Social","note":null,"profile_url":"/industries/social"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-03T05:37:03.356Z","updated_at":"2026-09-03T05:37:03.356Z"}},{"listing_type":"company","name":"OneSignal","slug":"onesignal","tagline":"Engage customers through personalized omni-channel messaging","description":"OneSignal is the leading omnichannel customer engagement solution, powering personalized customer journeys across mobile and web push notifications, in-app messaging, SMS, and email. Our easy-to-use interface empowers content creators to focus on quality user engagement instead of complex implementation.\n\nOur powerful platform enables over a million businesses to deliver 10 billion messages daily and 1 in 7 new apps launches using OneSignal! We support companies in 140 countries, including Zynga, USA Today, Bitcoin.com, Upwork, Tribune, and many more - from startups and small businesses just getting off the ground to established companies communicating with millions of customers.\n\nOneSignal is a Y Combinator company (Summer 2011). YC-listed status: Active.","url":"https://onesignal.com/","is_stealth":false,"normalized_domain":"onesignal.com","normalized_url_key":"onesignal.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/e909ca477c49ecc4630b711eb00e53523cd42a90.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/onesignal","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://onesignal.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://onesignal.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Marketing","Developer Tools","SaaS","Messaging"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-02T12:02:27.562Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Summer 2011","Developer Tools","SaaS","B2B","Messaging","Marketing"],"one_liner_for_search":"OneSignal — Engage customers through personalized omni-channel messaging (Y Combinator Summer 2011)","canonical_facts":["Y Combinator batch: Summer 2011","YC company status: Active","Team size (per YC directory): 150","YC industry: B2B","YC subindustry: B2B / Marketing","Former names: Hiptic","Regions (per YC): United States of America, America / Canada, Remote, Partly Remote"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-02T12:02:27.562Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"developer-tools","name":"Developer Tools","note":null,"profile_url":"/industries/developer-tools"},{"kind":"industry","slug":"marketing","name":"Marketing","note":null,"profile_url":"/industries/marketing"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"saas","name":"SaaS","note":null,"profile_url":"/industries/saas"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-02T12:02:27.562Z","updated_at":"2026-09-02T12:02:27.562Z"}},{"listing_type":"company","name":"Talkray (TiKL)","slug":"talkray-tikl","tagline":"Instantly talk or text to one or a group of friends at once with the…","description":"Turn your smart phone into the ultimate push to talk walkie-talkie with TiKL. App available in Android Market and iPhone App Store. Its free.\n\nTalkray (TiKL) is a Y Combinator company (Winter 2012). YC-listed status: Inactive.","url":"http://talkray.com/","is_stealth":false,"normalized_domain":"talkray.com","normalized_url_key":"talkray.com","parent_slug":null,"parent":null,"type_data":{},"logo":null,"links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/talkray-tikl","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"http://talkray.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"http://talkray.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Consumer","Social","Messaging"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA; Sunnyvale, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-02T12:01:02.772Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2012","Messaging"],"one_liner_for_search":"Talkray (TiKL) — Instantly talk or text to one or a group of friends at once with the… (Y Combinator Winter 2012)","canonical_facts":["Y Combinator batch: Winter 2012","YC company status: Inactive","Team size (per YC directory): 2","YC industry: Consumer","YC subindustry: Consumer / Social","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-02T12:01:02.772Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"consumer","name":"Consumer","note":null,"profile_url":"/industries/consumer"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"social","name":"Social","note":null,"profile_url":"/industries/social"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-02T12:01:02.772Z","updated_at":"2026-09-02T12:01:02.772Z"}},{"listing_type":"company","name":"Couple","slug":"couple","tagline":"App that connects two phones and creates a private\ntimeline to share…","description":"TenthBit Inc. was founded in 2012, in sunny California. The founders, having been disconnected from their significant others while being a part of the YC program, found that they were repurposing many other services to talk to their partners. After many frustrating skype calls, and international text messages, they decided to build Couple. The app now has over two million downloads on iOS and Android and has helped couples send over a billion messages to each other.\n\nCouple is a Y Combinator company (Winter 2012). YC-listed status: Inactive.","url":"https://couple.me/","is_stealth":false,"normalized_domain":"couple.me","normalized_url_key":"couple.me","parent_slug":null,"parent":null,"type_data":{},"logo":null,"links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/couple","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://couple.me/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://couple.me/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Consumer","Social","Messaging","Dating"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-02T12:00:31.525Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2012","Messaging","Dating","Social"],"one_liner_for_search":"Couple — App that connects two phones and creates a private\r\ntimeline to share… (Y Combinator Winter 2012)","canonical_facts":["Y Combinator batch: Winter 2012","YC company status: Inactive","Team size (per YC directory): 2","YC industry: Consumer","YC subindustry: Consumer / Social","Former names: Pair","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-02T12:00:31.525Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"consumer","name":"Consumer","note":null,"profile_url":"/industries/consumer"},{"kind":"industry","slug":"dating","name":"Dating","note":null,"profile_url":"/industries/dating"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"social","name":"Social","note":null,"profile_url":"/industries/social"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-02T12:00:31.525Z","updated_at":"2026-09-02T12:00:31.525Z"}},{"listing_type":"company","name":"Medigram","slug":"medigram","tagline":"We are making a HIPAA-compliant, Groupme app for doctors to…","description":"Have you ever wondered why it's so hard for physicians to communicate quickly and why the leading cause of preventable death is still a delay in communication? Our team has built the solution for this. Medigram is a team of tier 1 health system CxO IT executives, technologists, SaaS exec, physicians, engineers, and data experts. We have developed a breakthrough service for the medical industry to save lives and for hospitals to make millions per year. Medigram instantly flags insights from clinician chats for immediate insight into hospital operations and patient care. This reduces critical response times by 50%. We've designed this system to provide instant, reliable messaging (including images and audio files) across very complicated network environments in hospitals. Medigram is secure, designed for HIPAA, and a full stack system which includes database back end, middleware, logic, and client apps for iOS, Android, desktop, and the web.\n\nOur solution to this is Mobile Intelligence For Healthcare by providing a secure, intelligent workflow management platform for the patient care ecosystem and medical professionals. Within the healthcare environment, you have physicians, the patient care team, EMR, workflow, data, and administration which needs to be tied together with intelligence through Medigram.\n\nMedigram is a Y Combinator company (Winter 2012). YC-listed status: Active.","url":"http://medigram.com/","is_stealth":false,"normalized_domain":"medigram.com","normalized_url_key":"medigram.com","parent_slug":null,"parent":null,"type_data":{},"logo":null,"links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/medigram","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"http://medigram.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"http://medigram.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["Healthcare","Healthcare IT","Messaging"],"stage":null,"founded_year":null,"location":"Los Gatos, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-02T12:00:30.891Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2012","Messaging","Healthcare"],"one_liner_for_search":"Medigram — We are making a HIPAA-compliant, Groupme app for doctors to… (Y Combinator Winter 2012)","canonical_facts":["Y Combinator batch: Winter 2012","YC company status: Active","Team size (per YC directory): 11","YC industry: Healthcare","YC subindustry: Healthcare / Healthcare IT","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-02T12:00:30.891Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"healthcare","name":"Healthcare","note":null,"profile_url":"/industries/healthcare"},{"kind":"industry","slug":"healthcare-it","name":"Healthcare IT","note":null,"profile_url":"/industries/healthcare-it"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-02T12:00:30.891Z","updated_at":"2026-09-02T12:00:30.891Z"}},{"listing_type":"company","name":"SendHub","slug":"sendhub","tagline":"Simple Business SMS. SMBs to Large Enterprise.","description":"SendHub makes business communication fast, simple, and effective. Our complete online business SMS messaging solution helps thousands of companies communicate more effectively with on-the-go workforces, customers, and more. \n\nSendHub is a Y-Combinator graduate, and is backed by Menlo Ventures, Kapor Capital, 500 startups, the Seraph Group, Paul Buchheit, Eric Ries, Jawed Karim and Jeb Bush.\n\nSendHub is a Y Combinator company (Winter 2012). YC-listed status: Acquired.","url":"https://www.sendhub.com/","is_stealth":false,"normalized_domain":"sendhub.com","normalized_url_key":"sendhub.com","parent_slug":null,"parent":null,"type_data":{},"logo":"https://bookface-images.s3.amazonaws.com/small_logos/ccd5de9c202be8c96d9463fd8dccba59904f658c.png","links":[{"label":"Y Combinator profile","url":"https://www.ycombinator.com/companies/sendhub","platform":"ycombinator"}],"entry_points":[{"kind":"homepage","url":"https://www.sendhub.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true}],"primary_entry_points":{"human":{"kind":"homepage","url":"https://www.sendhub.com/","audience":"any","primary":false,"listed_by":"community","derived_from":"url","on_listing_domain":true},"agent":null},"founders":[],"media":null,"categories":["B2B","Productivity","Messaging","Enterprise","SMB"],"stage":null,"founded_year":null,"location":"San Francisco, CA, USA; Pleasanton, CA, USA","pricing":null,"twitter":null,"github":null,"linkedin":null,"contact_email":null,"added_at":"2026-09-02T12:00:28.651Z","added_via":"web","geo":{"keywords":["Y Combinator","YC Winter 2012","Messaging","Enterprise","SMB"],"one_liner_for_search":"SendHub — Simple Business SMS. SMBs to Large Enterprise. (Y Combinator Winter 2012)","canonical_facts":["Y Combinator batch: Winter 2012","YC company status: Acquired","Team size (per YC directory): 51","YC industry: B2B","YC subindustry: B2B / Productivity","Regions (per YC): United States of America, America / Canada"]},"agents":null,"featured_until":null,"example":false,"ownership_status":"unclaimed","claimed_by_agent_id":null,"claimed_via_claim_id":null,"claimed_at":null,"updated_at":"2026-09-02T12:00:28.651Z","is_featured":false,"category_memberships":[{"kind":"industry","slug":"b2b","name":"B2B","note":null,"profile_url":"/industries/b2b"},{"kind":"industry","slug":"enterprise","name":"Enterprise","note":null,"profile_url":"/industries/enterprise"},{"kind":"industry","slug":"messaging","name":"Messaging","note":null,"profile_url":"/industries/messaging"},{"kind":"industry","slug":"productivity","name":"Productivity","note":null,"profile_url":"/industries/productivity"},{"kind":"industry","slug":"smb","name":"SMB","note":null,"profile_url":"/industries/smb"}],"membership":{"note":null,"source":"listing","added_via":"web","added_at":"2026-09-02T12:00:28.651Z","updated_at":"2026-09-02T12:00:28.651Z"}}],"total":31,"limit":50,"offset":0}