Ollama raises $65M Series B as open-source AI tool reaches 8.9M monthly users

Ollama, an open-source AI development tool that lets developers run open-weight AI models locally on their PCs, has raised a $65 million Series B led by Theory Venture. This follows a $15 million Series A from Benchmark, bringing total funding to $88 million. Launched in 2023, the platform has grown to 8.9 million monthly users, with 85% of Fortune 500 companies using it. It boasts 176,000 GitHub stars and nearly 17,000 forks, and offers model discovery with subscription tiers from free to $100/month, tracking usage by GPU time.