Announcing our $800M Series C to accelerate the shift to open-source AI

Together AI announced an $800 million Series C funding round to support its mission of advancing open-source artificial intelligence development and deployment. The funding will be used to accelerate the company's efforts in building infrastructure and tools that democratize access to AI models outside of proprietary, closed-source systems. This investment reflects growing market confidence in open-source AI as a competitive alternative to centralized AI platforms.

Source: Together AI Blog | 2026-07-01