Together AI

Together AI operates a cloud platform for artificial intelligence model inference, fine-tuning, and GPU compute resources. The company was founded in 2022 by Vipul Ved Prakash, Ce Zhang, and Percy Liang, and is headquartered in San Francisco, California.

The platform provides access to open-source large language models including Llama 2, Code Llama, and Mistral models through APIs and custom fine-tuning services. Together AI serves developers and enterprises building AI applications, offering both serverless inference and dedicated GPU clusters for training and deployment.

Together AI raised $20 million in Series A funding in June 2023 led by Kleiner Perkins, followed by an $102.5 million Series A extension in December 2023. The company has grown to approximately 50-100 employees and focuses on providing infrastructure for the open-source AI ecosystem.