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 153AI infra and compute 152Climate and energy 123Defense and space 85Other 44
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| OnwardAI Intelligent meeting automation for ambitious teams. | Horizontal AI assistantsMeeting automation and follow-up | Y CombinatorS23 | Inactive | - |
| EchoAI Founder-led sales co-pilot for B2B startups. | Horizontal AI assistantsAI sales copilot for founders | Y CombinatorW23 | Inactive | checked 2026-08-24 |
| LayupAI Guide your users. Right in your product. | Horizontal AI assistantsAI-powered in-app guidance and documentation | Y CombinatorW23 | Inactive | checked 2026-08-23 |
| ParabolicAI AI assistant for customer support | Horizontal AI assistantsAI customer support copilot | Y CombinatorW23 | Inactive | checked 2026-08-17 |