Y Combinator companies
The Y Combinator portfolio as the radar sees it: synced daily, classified into clusters, checked for life and movement. 6,198 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 152Climate and energy 123Defense and space 85Other 44
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| HeadstartAI Headstart uses Machine Learning to help companies decide on who to… | Vertical AI agentsAI recruiting and talent screening | Y CombinatorS17 | Acquired | checked 2026-08-24 |
| Percept.AIAI AI support agent for your business that actually works | Vertical AI agentsAI customer support agent | Y CombinatorS17 | Acquired | checked 2026-08-17 |
| ScribeAI Scribe is an AI based Sales Development Representative that you can… | Vertical AI agentsAI sales development representative | Y CombinatorW17 | Acquired | checked 2026-08-24 |