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Promptfoo

Developer tooling startup providing prompt-injection testing, acquired by OpenAI in March 2026 to fold into its Frontier safety platform.

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#11 Mar

Mentioned in: Google closes $32bn Wiz deal; 38 M&A

Cybersecurity: Threats and Defences
#11 Mar
Acquired byOOpenAI
acquired for ai security
Cybersecurity: Threats and Defences · source event