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pc:promp

Promptfoo

San Francisco, CA, US
https://www.promptfoo.dev/
Promptfoo is an open-source framework specializing in AI red-teaming and security testing. It provides a widely adopted solution for assessing and enhancing the security of artificial intelligence systems, enabling organizations to identify vulnerabilities and strengthen their AI defenses.

Leadership & Board

Current Number of Employees3
Current LinkedIn Followers6,571

Latest Estimated Valuation

Estimated Valuation
Estimated Valuation
Total Amount Raised$18M
Total Amount Raised$18M
Total Funding Rounds1
Total Funding Rounds1
Latest Funding Amount$18M
Latest Funding Amount$18M
Latest Funding RoundSeries A
Latest Funding RoundSeries A
Post-Money Valuation
Post-Money Valuation

Employee Trend

Promptfoo had 3 employees as of August 24, 2026. The number of employees decreased by 1 (25.00%) week-over-week.
3Latest Employee Count
1(-25.00%)Week-Over-Week Change
Employee Trend serves as a data-driven indicator of company growth and expansion. The measurement reflects how a company’s workforce size changes over time.

Social Trend

Promptfoo had 6,571 followers as of August 24, 2026. The number of followers increased by 16 (0.24%) week-over-week.
6,571Latest Followers Count
16(0.24%)Week-Over-Week Change
LinkedIn Follower Trend serves as a data-driven indicator of market interest and company visibility. The measurement reflects how a company’s LinkedIn follower count changes over time.

Funding Round

Funding Date
Funding Round
Amount Raised
Post-Money Valuation
Jul 29, 2025
Series A
$18.40M

Investors

Investor Name
Funding Round

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