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 |
|---|---|---|---|---|
| FirstQuadrantAI Sales AI that helps revenue teams move faster and close more deals. | Vertical AI agentsSales AI for revenue teams | Y CombinatorS21 | Inactive | checked 2026-08-23 |
| OneStopKitchenAI AI-Driven Tech & Space Optimization to Scale Restaurants | Vertical AI agentsAI-powered restaurant operations and scaling | Y CombinatorS21 | Inactive | checked 2026-08-17 |
| OpkitAI AI phone calls for the US healthcare industry | Vertical AI agentsAI phone agents for healthcare practices | Y CombinatorS21 | Inactive | checked 2026-08-17 |
| outloud.aiAI Building Gong.io for offline retail. | Vertical AI agentsAI conversation analysis for retail operations | Y CombinatorS21 | Inactive | checked 2026-08-17 |
| PatternsAI Next-Gen Financial Analysis and Reporting with AI Agents | Vertical AI agentsAI financial analysis and reporting | Y CombinatorS21 | Inactive | checked 2026-08-17 |