Together AI Raises $800M Series C at $8.3B Valuation

Together AI, a San Francisco based company specializing in infrastructure for open source AI models, has announced an $800 million Series C financing at an $8.3 billion post-money valuation.

Investors

The round was led by Aramco Ventures, with participation from Vista Equity Partners, General Catalyst, Emergence Capital, NVIDIA, Salesforce Ventures, March Capital, Pegatron, and S Ventures (SentinelOne).

Together AI Use of Funds

Together AI plans to use the new funding to expand its products and features as it becomes a leading provider of inference, and to dramatically scale its capacity and infrastructure footprint, which the company expects to grow roughly 50-fold over the next five years.

About Together AI

Founded in 2022 by CEO Vipul Ved Prakash, Together AI is an AI native cloud provider. The company combines open-source models with high-performance infrastructure and research to facilitate efficient, large-scale AI training, inference, and reinforcement learning for developers and enterprises.

Funding Details

Company Website: https://together.ai

Company: Together AI
Raised: $800M
Round: Series C
Funding Date: July 1, 2026
Lead Investor: Aramco Ventures
Additional Investors: Vista Equity Partners, General Catalyst, Emergence Capital, NVIDIA, Salesforce Ventures, March Capital, Pegatron, S Ventures (SentinelOne)
Company Website: https://www.together.ai
Software Category: Artificial Intelligence
Source: Together AI