Patronus AI raises $50M Series B
Patronus AI: Builds evaluation and simulation environments for testing and training AI agents.
- Round
- Series B
- Amount
- $50M
- Announced
- Lead investors
- Greenfield Partners
- Also investing
- Lightspeed Venture Partners, Notable Capital, Datadog, Samsung, Gokul Rajaram, Factorial Capital
- Headquarters
- San Francisco, United States
More: Patronus AI funding history · rounds in June 2026 · rounds in United States
Other Patronus AI rounds
- Patronus AI raises $17M Series A, . AI infrastructure. Led by Notable Capital. Patronus AI builds evaluation tools and simulated environments for testing and training AI models and agents.