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 |
|---|---|---|---|---|
| K-Scale Labs Open-source humanoid robots | Robotics and physical worldopen-source humanoid robots | Y CombinatorW24 | Inactive | checked 2026-08-17 |
| Selera Medical One-time, device-based treatment for heart failure | Robotics and physical worldMedical device for heart failure | Y CombinatorW24 | Inactive | checked 2026-08-23 |