Promptfoo raises $18M Series A
Promptfoo: Promptfoo builds open-source and enterprise tools for testing and red-teaming LLM applications for security flaws.
- Round
- Series A
- Amount
- $18M
- Announced
- Lead investors
- Insight Partners
- Also investing
- Andreessen Horowitz
- Headquarters
- San Francisco, United States
More: Promptfoo funding history · rounds in July 2025 · rounds in United States
Other Promptfoo rounds
- Promptfoo raises $5M Seed, . Security. Led by Andreessen Horowitz. Promptfoo builds open-source and enterprise tools for testing and red-teaming LLM applications for security flaws.