tech
March 9, 2026
OpenAI to buy cybersecurity startup Promptfoo to better safeguard AI agents
Promptfoo's team will join Sam Altman-led OpenAI, and its technology will be integrated into the Frontier platform for AI agents.
TL;DR
- OpenAI is acquiring cybersecurity startup Promptfoo to enhance the security of its AI agents.
- Promptfoo's team will join OpenAI, and its security tools will be integrated into the Frontier platform.
- The acquisition aims to improve the validation and security of AI systems as they become more connected to real-world data and systems.
- OpenAI will continue to develop Promptfoo's open-source project for testing AI prompts and comparing language model performance.
- This move follows OpenAI's recent acquisitions of Torch and Software Applications, and the hiring of AI talent like Peter Steinberger.
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