Promptfoo funding
Promptfoo builds open-source and enterprise tools for testing and red-teaming LLM applications for security flaws. Headquarters: San Francisco, United States. Website: promptfoo.dev.
Funding rounds
- Promptfoo raises $18M Series A, . Security. Led by Insight Partners. Promptfoo builds open-source and enterprise tools for testing and red-teaming LLM applications for security flaws.
- 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.
Questions
How much has Promptfoo raised?
Promptfoo has raised $23M in the 2 rounds Funding tracks, most recently a Series A announced Jul 29, 2025.
What is Promptfoo's valuation?
No valuation has been reported for Promptfoo's tracked rounds.
Who invests in Promptfoo?
Insight Partners, Andreessen Horowitz, Tobi Lutke, Stanislav Vishnevskiy, Frederic Kerrest.