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 |
|---|---|---|---|---|
| Artie Software that streams data from databases to warehouses in real-time | Data for AIreal-time data streaming to warehouses | Y CombinatorS23 | Active | checked 2026-08-23 |
| Fiber AI The freshest data APIs for AI sales, recruiting, & growth products | Data for AIReal-time data APIs for AI applications | Y CombinatorS23 | Active | checked 2026-08-23 |
| Maven BioAI The AI Platform for Life Sciences Intelligence | Data for AImarket intelligence for life sciences | Y CombinatorS23 | Active | checked 2026-08-23 |
| SIDAI AI research lab for retrieval | Data for AIretrieval and reasoning infrastructure | Y CombinatorS23 | Active | checked 2026-08-23 |
| TalcAI Event extraction for Medical Researchers | Data for AImedical EHR event extraction | Y CombinatorS23 | Active | checked 2026-08-23 |
| DataSuiteAI Dataset Management for AI Trainers | Data for AIDataset management and collection for model training | Y CombinatorW23 | Site unreachable | checked 2026-08-17 |
| FactIQAI Investment research data for AI agents | Data for AIinvestment research data for AI | Y CombinatorW23 | Active | checked 2026-08-23 |
| Honeydew The home for shared data logic | Data for AIsemantic layer for data validation | Y CombinatorW23 | Active | checked 2026-08-23 |
| Odigos Technologies Inc. Enterprise-Grade OpenTelemetry | Data for AIOpenTelemetry tracing infrastructure | Y CombinatorW23 | Active | checked 2026-08-23 |
| Sherloq One place for all your queries, directly on your SQL editor | Data for AISQL query management and documentation | Y CombinatorW23 | Active | checked 2026-08-23 |