Y Combinator companies
The Y Combinator portfolio as the radar sees it: synced daily, classified into clusters, checked for life and movement. 6,197 companies.
clusterVertical AI agents 898Consumer 821B2B SaaS 787Fintech 633Developer tools 515Healthcare and bio 477Commerce and marketplaces 433Agent infrastructure 350Robotics and physical world 314Data for AI 192Security and compliance 189Horizontal AI assistants 152AI infra and compute 151Climate and energy 123Defense and space 85Other 44
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Narrator The only platform that can prep data to answer EVERY question you… | Data for AIdata preparation and analytics platform | Y CombinatorS19 | Inactive | checked 2026-08-23 |
| BasilicaAI Basilica is an API that embeds high-dimensional data like images and… | Data for AIembeddings and vector search API | Y CombinatorW19 | Inactive | checked 2026-08-23 |
| DevFlight Managed equipment data pipelines for manufacturers | Data for AIEquipment data pipelines for manufacturing | Y CombinatorW19 | Inactive | checked 2026-08-23 |