OpenAI Group PBC announced today that it plans to acquire testing and security evaluation platform for artificial intelligence applications startup Promptfoo Inc. for an undisclosed price. Founded in ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. OpenAI announced its acquisition of Promptfoo, a startup whose open-source tools help ...

Real-time adversarial testing gives enterprise security teams visibility into AI vulnerabilitiesNEW YORK, May 19, 2026 (GLOBE ...

The Microsoft-backed (MSFT) OpenAI (OPENAI) revealed plans today to acquire Promptfoo, a startup that helps enterprises identify and correct vulnerabilities during the development of artificial ...

Investing.com -- OpenAI announced plans to acquire Promptfoo, an AI security platform that helps enterprises identify and fix vulnerabilities in AI systems during development. The company said it will ...

OpenAI has announced plans to acquire Promptfoo, a platform focused on testing and securing artificial intelligence systems during development. The acquisition, once completed, will see Promptfoo’s ...

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