Together AI Funding History

Together AI provides cloud model inference and fine-tuning infrastructure.

Company Overview

Founded 2022 · San Francisco, California, US

Official Website

Together AI Funding Timeline

  1. Announced Jul 1, 2026

    Series C

    US$800 million · $8.3B valuation

    Alongside the Series C, Together AI said investors had made separate commitments for more than 500 MW of compute capacity.

    Led by Aramco Ventures. Participation included NVIDIA, Vista Equity Partners, General Catalyst, Emergence Capital, Salesforce Ventures.

    Source · businesswire.com ↗
  2. Announced Feb 20, 2025

    Series B

    US$305 million

    Together AI said the financing would expand its AI cloud and add NVIDIA Blackwell GPU capacity.

    Led by General Catalyst, Prosperity7 Ventures.

    Source · together.ai ↗
  3. Announced Nov 29, 2023

    Series A

    US$102.5 million

    Kleiner Perkins’ Bucky Moore was set to join the board in connection with the financing.

    Led by Kleiner Perkins.

    Source · together.ai ↗
  4. Announced May 15, 2023

    Seed

    US$20 million

    The seed financing supported Together’s work on open generative models and the infrastructure for running them.

    Led by Lux Capital. Participation included Factory, SV Angel, First Round Capital, Robot Ventures, Definition Capital, Susa Ventures.

    Source · techcrunch.com ↗
  5. Date under review

    Round (Unlettered, A2)

    US$106 million

    Together AI planned to expand its compute capacity and its tools for running open models in production.

    Led by Salesforce Ventures.

    Source · reuters.com ↗

Together AI Founding Team

Vipul Ved Prakash, Ce Zhang, Percy Liang, Chris Ré, and Tri Dao helped start Together AI to build an open ecosystem for foundation models. The early team worked with academic labs and open-source groups to make models and the infrastructure for running them more accessible.

Together AI Products

  • Together AI Cloud

    Fine-tune and serve AI models on hosted infrastructure.

Together AI Company Development

Model Access Expands into Training and Serving

Together built infrastructure for developers to run and fine-tune models. Offering these workflows together gives teams a path from testing an existing model to adapting it for a product and serving the result.

Together AI Competitive Landscape

Serving a Model and Learning from Production

Together's cloud supports training-related workloads as well as inference. Trajectory's narrower focus is the feedback loop after a model is in use, where teams turn application outcomes into data for another training cycle.