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 |
|---|---|---|---|---|
| Fragment Turn manual operations into scalable processes | B2B SaaSAI-human handoff operations software | Y CombinatorS23 | Acquired | checked 2026-08-17 |
| BluebirdsAI Automate outbound with signals | B2B SaaSAI-powered sales prospecting automation | Y CombinatorW23 | Acquired | checked 2026-08-17 |
| CardinalAI Your AI product backlog | B2B SaaSAI-powered product backlog prioritization | Y CombinatorW23 | Acquired | checked 2026-08-17 |
| Cobblestone Delinquency reduction and automation software for institutional… | B2B SaaSLandlord delinquency and fraud reduction | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| Dashdive Break down AI and cloud costs by feature and customer | B2B SaaSAI and cloud cost attribution | Y CombinatorW23 | Acquired | 2026-08-23 |
| Muffin Data Modern analytics for CPG brands | B2B SaaSAnalytics platform for CPG brands | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| Viddy A new way to create landing pages that is video-native. | B2B SaaSVideo-native landing page builder | Y CombinatorW23 | Acquired | 2026-08-23 |