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 |
|---|---|---|---|---|
| Kern Systems Using DNA to store data. | AI infra and computeDNA data storage infrastructure | Y CombinatorS19 | Active | checked 2026-08-23 |
| TensilAI We turn machine learning models into custom hardware. | AI infra and computeML hardware accelerator design | Y CombinatorS19 | Inactive | 2026-08-23 |
| Vorticity The Fastest Scientific Computing Platform on the Planet | AI infra and computeScientific computing simulation platform | Y CombinatorS19 | Active | checked 2026-08-23 |
| Wasmer The Operating System for Edge Computing | AI infra and computeWebAssembly runtime and edge compute infrastructure | Y CombinatorS19 | Active | checked 2026-08-23 |
| AuroraQ Building the first practical, integrated quantum computer. | AI infra and computeQuantum computing hardware integration | Y CombinatorW19 | Inactive | checked 2026-08-23 |