Together AI
Together AI is a cloud-based platform designed for constructing open-source generative AI and infrastructure for developing AI models. The company contributes cutting-edge open-source research, models, and datasets to push the boundaries of AI forward. Through its decentralized cloud services, developers and researchers at organizations of various scales are empowered to train, refine, and deploy generative AI models.
Founded by Vipul Ved Prakash (Co-founder, CEO), Ce Zhang (Co-founder, CTO), Christopher Ré (Co-founder), Percy Liang (Co-founder), Tri Dao (Co-founder, Chief Scientist)
| Round | Announced | Raised | Post-money |
|---|---|---|---|
| Series C | Jul 1, 2026 | $800M | $8.3B |
| Series B | Feb 20, 2025 | $305M | $3.3B |
| Series A | Mar 13, 2024 | $106M | $1.3B |
| Series A | Nov 29, 2023 | $102.5M | $542.4M |
| Seed | May 15, 2023 | $20M | — |
- LCLux Capital
- KPKleiner Perkins
- GCGeneral Catalyst
- SVSalesforce Ventures
- NVNVIDIA
- PVProsperity7 Ventures
- ECEmergence Capital
- SBScott Banister
- SASV Angel
- GRGreycroft
| Kind | Implied valuation | Price / share | Date |
|---|---|---|---|
| $6.6B | $215.00 | May 28, 2026 | |
| $6.6B | $215.00 | May 23, 2026 | |
| $6.7B | $218.97 | May 18, 2026 |
Invest in the private markets on Legion
Registered users see full trading activity, every investor, rankings, and live deals.
Data as of Oct 15, 2026. Valuations are estimates blended from primary and secondary-market signals — not investment advice.