OpenAI acquires Promptfoo to embed AI red-teaming and security testing directly into its Frontier agent platform, signaling that agent safety is now table stakes.

OpenAI is acquiring Promptfoo, the AI red-teaming startup used by 125k developers and 30+ Fortune 500 firms, to strengthen ...

OpenAI aims to expand its security and testing capabilities for AI applications through the acquisition of Promptfoo. The company announced it wants to ...

SAN FRANCISCO, May 21, 2025 (GLOBE NEWSWIRE) -- Operant AI, the world's only Runtime AI Defense Platform, today announced Woodpecker, an open-source, automated red teaming engine, that will make ...

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 acquired Promptfoo, an open-source AI red-teaming platform used by 25% of Fortune 500 companies, to build security into its Frontier agent stack.

ZeroRISC, the transparent silicon supply chain integrity company, today announced the full open-source release of its cryptographic hardware and software stack for both classical and post-quantum ...

Shanon is an open source AI pentester built on the Claude SDK; runs cost about $60 in API credits, with CI/CD support; ...

The people who keep open-source software running and secure are being flooded with reports from an unlikely source: autonomous AI agents. Why it matters: Open-source software is the foundation of the ...