Together
“Can Together AI become the dominant cloud infrastructure layer for open-source AI model inference and fine-tuning at enterprise scale?”
HQMenlo Park, California, USA
Total raised$411M+
Latest roundSeries B, 2024
Valuation$3.3B post-money (2024)
IndustryInfrastructure / BaaS
The story
Together AI (Together Computer, Inc.) is an AI cloud infrastructure company that provides a platform for developers to run inference, fine-tune, and train large language models via API. The company positioned itself as the leading open-source AI cloud, enabling access to open models like Llama, Mistral, and DeepSeek at scale. Its rapid revenue growth from $30M to $100M ARR within roughly a year reflects strong enterprise and developer adoption, with no embedded finance products identified in the evidence.
Product timeline
2023
Raised Series A led by NVIDIA to build a cloud platform for open and custom AI model inference.· pivot
2024
Raised $106M Series B at $1.25B valuation led by Salesforce Ventures, surpassing $30M annualized revenue.· banking
2024
Raised $305M at $3.3B valuation led by General Catalyst and Prosperity7, surpassing $100M annualized revenue.· banking
The stack
Accounting gap: none