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 |
|---|---|---|---|---|
| Pardes Biosciences We break viruses | Healthcare and biooral antivirals biotech | Y CombinatorS20 | Public company | checked 2026-08-17 |
| BillionToOne The genetic testing platform detecting and measuring disease. | Healthcare and bioNon-invasive prenatal genetic diagnostics | Y CombinatorS17 | Public company | checked 2026-08-23 |
| Lucira Health Next generation infectious disease test kits | Healthcare and bioPortable infectious disease diagnostics | Y CombinatorW15 | Public company | checked 2026-08-17 |
| Notable Labs Personalized drug discovery for blood cancer. | Healthcare and biopersonalized drug discovery oncology | Y CombinatorW15 | Public company | checked 2026-08-17 |
| Ginkgo Bioworks Our mission is to make biology easier to engineer. | Healthcare and biosynthetic biology and organism engineering | Y CombinatorS14 | Public company | 2026-08-23 |