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 |
|---|---|---|---|---|
| RemedyAI AI Agents for Pharmacies | Vertical AI agentsAI agents for pharmacy operations | Y CombinatorF25 | Acquired | checked 2026-08-17 |
| MetisAI Infrastructure to build reliable agents | Agent infrastructureAgent reliability and orchestration | Y CombinatorS25 | Acquired | checked 2026-08-23 |
| Nexa Labs Implantable microchips and AI for cattle monitoring | Robotics and physical worldAI-powered livestock health monitoring | Y CombinatorS25 | Acquired | checked 2026-08-23 |
| OpennoteAI The notebook that thinks with you. | Horizontal AI assistantsAI-powered note-taking and writing assistant | Y CombinatorS25 | Acquired | checked 2026-08-23 |
| BitPatrolAI AI-powered code security | Security and complianceAI credential detection and exposure | Y CombinatorX25 | Acquired | checked 2026-08-23 |
| Galen AIAI Personal AI healthcare agent, powered by clinical and wearable data. | Vertical AI agentsAI health companion for chronic disease management | Y CombinatorX25 | Acquired | checked 2026-08-17 |
| PropolisAI Hands off QA via intelligent browser agents. | Agent infrastructureautonomous browser testing agents | Y CombinatorX25 | Acquired | checked 2026-08-17 |
| Egress HealthAI Automated revenue cycle management, starting with dentists | Vertical AI agentsAI revenue cycle automation for dentistry | Y CombinatorW25 | Acquired | checked 2026-08-17 |
| TensorPool Vercel For GPUs | AI infra and computeGPU orchestration and training platform | Y CombinatorW25 | Acquired | checked 2026-08-23 |
| ZeroEntropyAI Artificial Specialized Intelligence | AI infra and computeTask-specific model optimization | Y CombinatorW25 | Acquired | checked 2026-08-23 |