This deal underscores how frontier labs are scrambling to prove their technology can be used safely in critical business ...

OpenAI has agreed to buy Promptfoo, a startup that enables large businesses to find and fix security issues in artificial intelligence models during their development, part of a push to help corporate ...

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

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.

Promptfoo's team will join Sam Altman-led OpenAI, and its technology will be integrated into the Frontier platform for AI agents.

OpenAI has announced plans to acquire AI security platform Promptfoo to strengthen testing, safety, and evaluation tools for ...

Founded in 2024, Promptfoo began as an open-source framework for evaluating AI prompts and model behavior. It later expanded into a commercial platform used by developers and enterprise security teams ...

From AI expansions and cyberattacks to billion-dollar deals and workforce shifts, here’s what defined the tech industry this ...

OpenAI is acquiring Promptfoo to strengthen AI agent security, adding enterprise testing tools for jailbreaks, prompt injections, data leaks, and governance.

OpenAI said it would integrate Promptfoo’s technology “directly into OpenAI Frontier, OpenAl’s platform for building and ...

OpenAI has acquired AI security startup Promptfoo to bolster enterprise trust in its agentic AI platform, Frontier. This move ...

The acquisition points to rising demand for tools that test and secure LLMs before they are deployed in enterprise workflows.