Seoul AI commerce startup building agents that create sales content for online sellers
Thermit Inc. is a Seoul-based AI commerce tech startup led by CEO Jiseong Kim. It builds multi-agent AI that creates online sales content and structures product information so search engines and AI shopping agents can read it. Its flagship service, Creazy, generates product detail pages, thumbnails, banners and short-form videos in about three minutes. In November 2026 early-stage investor Mashup Ventures announced a seed investment in Thermit.