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 |
|---|---|---|---|---|
| Call9 | Healthcare and biotelemedicine for emergency care | Y CombinatorS15 | Inactive | checked 2026-08-24 |
| KlarismoAI Klarismo turns your body into an interactive experience. We built a… | Healthcare and bioMRI image analysis and 3D body visualization | Y CombinatorS15 | Inactive | 2026-08-23 |
| Stitch Health Care Coordination Platform for Healthcare | Healthcare and bioCare coordination platform | Y CombinatorS15 | Inactive | checked 2026-08-23 |
| 20nAI Using AI to predict biochemistry for manufacturing and therapeutics | Healthcare and bioAI-powered biochemistry prediction for biotech | Y CombinatorW15 | Inactive | checked 2026-08-17 |
| VetPronto On demand veterinary house calls. | Healthcare and bioon-demand veterinary house calls | Y CombinatorW15 | Inactive | checked 2026-08-24 |
| Wink Health The digital sleep clinic | Healthcare and biodigital sleep apnea diagnosis and treatment | Y CombinatorW15 | Inactive | 2026-08-23 |