Cohorts of 2021
Companies whose accelerator cohort started in 2021. 1,685 companies.
clusterB2B SaaS 183Consumer 168Fintech 155Healthcare and bio 126Commerce and marketplaces 111Developer tools 68Climate and energy 66Vertical AI agents 66Robotics and physical world 59Security and compliance 34Other 28Data for AI 24Horizontal AI assistants 17Defense and space 15Agent infrastructure 13AI infra and compute 7
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| HyperGlueAI Business intelligence on text | Data for AIText analytics and insights | Y CombinatorW21 | Acquired | checked 2026-08-24 |
| Segments.ai Build better computer vision models by building better datasets | Data for AIMulti-sensor data labeling platform | Y CombinatorW21 | Acquired | checked 2026-08-23 |