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 |
|---|---|---|---|---|
| InariAI Your junior AI product manager | Vertical AI agentsAI product insights from customer feedback | Y CombinatorS23 | Acquired | checked 2026-08-23 |
| PincitesAI Close deals faster with AI for contract negotiation | Vertical AI agentsAI contract negotiation for legal teams | Y CombinatorS23 | Acquired | 2026-08-23 |
| Watto AIAI AI-powered McKinsey-quality reports in seconds | Vertical AI agentsAI-powered business report generation | Y CombinatorS23 | Acquired | checked 2026-08-17 |
| BrewitAI Conversational data analytics for every team | Vertical AI agentsBI agents for analytics teams | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| Fairway HealthAI AI Co-Pilot for Health Insurers to Authorize Treatment Faster | Vertical AI agentsAI prior authorization assistant for insurers | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| LumeAI Speed up customer implementation with AI | Vertical AI agentsAI-powered customer data implementation | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| MulliganAI AI automation for insurance brokerages | Vertical AI agentsAI automation for insurance brokers | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| No CapAI AI startup investor, No Cap | Vertical AI agentsAI founder coaching and investment agent | Y CombinatorW23 | Acquired | 2026-08-23 |
| OfOneAI AI-powered order taker for restaurant drive-thrus | Vertical AI agentsAI order-taking for quick-service restaurants | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| Persana AIAI Sales Agents with 100+ data sources to close more deals | Vertical AI agentsAI sales agents for B2B GTM | Y CombinatorW23 | Acquired | checked 2026-08-23 |
| StackAIAI The Enterprise AI Transformation Platform | Vertical AI agentsEnterprise workflow automation agents | Y CombinatorW23 | Acquired | checked 2026-08-23 |