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 ...

OpenAI is acquiring Promptfoo, a San Francisco-based AI security startup, in a move that signals how seriously the company is taking enterprise trust as it pushes deeper into agentic AI. The deal ...

OpenAI announced Monday it has acquired Promptfoo, an AI security startup founded in 2024 to protect LLMs from online adversaries. The frontier lab said in a blog post that once the deal closes, ...

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 ...

OpenAI on 9 March said it plans to acquire AI security startup Promptfoo to strengthen testing and evaluation tools for enterprise AI systems, as companies increasingly deploy autonomous AI agents in ...