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 |
|---|---|---|---|---|
| ViewaboAI Viewabo delivers AI-powered Visual Support, enabling businesses to diagnose and resolve hardware issues faster with minimal human intervention. | Agent infrastructureAI visual diagnostics for hardware support | 500 Global500G GA 29 | Site unreachable | checked 2026-08-17 |
| ContraForceAI Security Delivery Platform to orchestrate AI agents for Service… | Agent infrastructureAI agent orchestration for security | Y CombinatorS21 | Active | checked 2026-08-23 |
| DailybotAI Make all team work visible — people and AI agents | Agent infrastructureAI agent coordination and visibility | Y CombinatorS21 | Active | checked 2026-08-23 |
| HyperbrowserAI Web infra for AI agents | Agent infrastructureBrowser automation for AI agents | Y CombinatorS21 | Active | checked 2026-08-23 |
| MiniloopAI AI workflow engine for reliable systems | Agent infrastructureAI workflow orchestration platform | Y CombinatorS21 | Active | checked 2026-08-23 |
| OpenlayerAI The fastest way to ship airtight AI | Agent infrastructureAI governance and quality platform | Y CombinatorS21 | Active | checked 2026-08-23 |
| TavusAI Building the human layer of AI | Agent infrastructureHuman avatar and conversational AI infrastructure | Y CombinatorS21 | Active | checked 2026-08-23 |
| Zaz OSAI Lovable for internal products | Agent infrastructureLow-code agent platform for enterprises | Y CombinatorS21 | Active | checked 2026-08-23 |
| authzed Authorization Infrastructure securing AI at OpenAI, Zoom, & more | Agent infrastructureAuthorization and access control infrastructure | Y CombinatorW21 | Active | checked 2026-08-23 |
| Axiom.ai No-code Browser RPA | Agent infrastructurebrowser automation and RPA tooling | Y CombinatorW21 | Active | checked 2026-08-23 |
| VapiAI Voice AI for developers. | Agent infrastructureVoice AI infrastructure for developers | Y CombinatorW21 | Active | checked 2026-08-23 |