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 |
|---|---|---|---|---|
| DowntobidAI Using AI to understand construction plans faster. | Vertical AI agentsAI bid management for construction | Y CombinatorS19 | Acquired | checked 2026-08-23 |
| VendrAI The AI negotiation agent to help you save money on SaaS. | Vertical AI agentsAI SaaS procurement negotiation | Y CombinatorS19 | Acquired | checked 2026-08-23 |
| AXDRAFTAI AXDRAFT helps corporations draft, negotiate and approve documents 10x… | Vertical AI agentsAI document drafting for legal | Y CombinatorW19 | Acquired | checked 2026-08-17 |
| HatchAI The AI CSR Platform | Vertical AI agentsAI agents for customer service | Y CombinatorW19 | Acquired | 2026-08-23 |
| SearchlightAI Talent AI improving quality of hire | Vertical AI agentsAI recruiting and talent screening | Y CombinatorW19 | Acquired | checked 2026-08-17 |