Cohorts of 2025
Companies whose accelerator cohort started in 2025. 1,910 companies.
| Company | Cluster | Program | Status | Last signal |
|---|---|---|---|---|
| Kalpa LabsAI Scaling Generalist Speech models | AI infra and computefoundational speech models | Y CombinatorF25 | Active | checked 2026-08-23 |
| SF TensorAI Infrastructure for AI labs to focus on research. | AI infra and computeManaged GPU infrastructure for AI research | Y CombinatorF25 | Active | checked 2026-08-23 |
| SorenAI The AI workforce for business operations. | AI infra and computeModel training and deployment for enterprises | Y CombinatorF25 | Active, new domain | 2026-08-23 |
| Cactus ComputeAI Tiny Edge AI For Tiny Devices | AI infra and computeEdge AI runtime and models for tiny devices | Y CombinatorS25 | Active | checked 2026-08-23 |
| Iron GridAI Foundational models for risk and quality. | AI infra and computefoundation models for industrial applications | Y CombinatorS25 | Active | checked 2026-08-23 |
| JuxtaAI Building a GPS alternative 100x more powerful with no hardware needed. | AI infra and computeMachine learning-based positioning infrastructure | Y CombinatorS25 | Active | checked 2026-08-23 |
| Lilac We sell GPUs. | AI infra and computeGPU provisioning and infrastructure management | Y CombinatorS25 | Active | checked 2026-08-23 |
| LuminalAI Making AI run fast on any hardware. | AI infra and computeML compiler and inference optimization | Y CombinatorS25 | Active | checked 2026-08-23 |
| OnDeck AIAI Analyze any footage, without training a model | AI infra and computeVision Language Model infrastructure | Y CombinatorS25 | Active | checked 2026-08-23 |
| Stellon LabsAI Building tiny frontier AI models that run on edge devices | AI infra and computelightweight edge AI models | Y CombinatorS25 | Active | checked 2026-08-23 |
| Uplift AIAI Foundational Voice Models for regional languages | AI infra and computeVoice models for regional languages | Y CombinatorS25 | Active | checked 2026-08-23 |
| WaferAI AI that makes AI fast | AI infra and computeGPU kernel optimization for inference | Y CombinatorS25 | Active | checked 2026-08-23 |
| Aravolta Software to monitor, control, and optimize data centers. | AI infra and computedata center monitoring and optimization | Y CombinatorX25 | Active | checked 2026-08-23 |
| FeynAI Custom models trained on your data | AI infra and computeCustom model training and deployment | Y CombinatorX25 | Active | checked 2026-08-23 |
| FreesoloAI Product Native Models | AI infra and computespecialized model optimization and deployment | Y CombinatorX25 | Active | checked 2026-08-23 |
| GodelaAI AI Physics Engine to replace simulations and prototypes | AI infra and computeAI physics simulation engine | Y CombinatorX25 | Active | checked 2026-08-23 |
| Paper InstrumentsAI Open-source frontier models for knowledge work | AI infra and computeOpen-source frontier model post-training | Y CombinatorX25 | Active | checked 2026-08-23 |
| ParaQuery Managed GPU-accelerated Spark + SQL at 2x speed and half the cost | AI infra and computeGPU-accelerated data processing platform | Y CombinatorX25 | Active | checked 2026-08-23 |
| PgDog Scaling engine for PostgreSQL | AI infra and computePostgreSQL sharding and scaling infrastructure | Y CombinatorX25 | Active | checked 2026-08-23 |
| Sygaldry Technologies quantum-accelerated AI servers | AI infra and computequantum-accelerated AI inference | Y CombinatorX25 | Active | checked 2026-08-23 |
| Tinfoil Encrypted AI with verifiable privacy | AI infra and computeEncrypted AI execution infrastructure | Y CombinatorX25 | Active | checked 2026-08-23 |
| Inversion Semiconductor Manufacturing the most powerful chips, 15x faster | AI infra and computesemiconductor manufacturing equipment | Y CombinatorW25 | Active | checked 2026-08-23 |
| OsmosisAI Reinforcement Learning (RL) for AI Agents | AI infra and computeRL fine-tuning platform for AI | Y CombinatorW25 | Active | checked 2026-08-23 |
| TensorPool Vercel For GPUs | AI infra and computeGPU orchestration and training platform | Y CombinatorW25 | Acquired | checked 2026-08-23 |
| TrimAI A foundation model for physics. | AI infra and computePhysics simulation foundation model | Y CombinatorW25 | Active | checked 2026-08-23 |
| ZeroEntropyAI Artificial Specialized Intelligence | AI infra and computeTask-specific model optimization | Y CombinatorW25 | Acquired | checked 2026-08-23 |