Together AI
Together AI, founded in 2022 and headquartered in San Francisco, California, United States, is an AI infrastructure and AI-native platform specializing in generative AI model development and deployment. The company provides tools for training custom models, GPU cluster management, inference, and cloud-based AI services. Together AI has raised a total of $534M, including a $305M Series B on February 20, 2025, reaching a $3.3B valuation. Backed by 137 Ventures, Coatue, and Salesforce Ventures, the platform accelerates enterprise adoption of AI and supports scalable model innovation.