Discussion

• @openai @openai on x

  We're acquiring Promptfoo. Their technology will strengthen agentic security testing and evaluation capabilities in OpenAI Frontier. Promptfoo will remain open source under the current license, and we will continue to service and support current customers.

• @snsf Srinivas Narayanan on x

  I'm super excited to welcome @iwebst, Michael D'Angelo, and the Promptfoo team to OpenAI. As enterprises deploy AI coworkers into real workflows, evaluation, security, and compliance become foundational requirements. Promptfoo has built a great set of tools for automated

• @mil0theminer Milo Smith on x

  Are we just making things up. wtf is a promptfoo

• @cryptopunk7213 @cryptopunk7213 on x

  openAI just acquired the company Anthropic depends on, the story behind Promptfoo is wild: discord engineer builds an AI security tool for fun. overnight 25,000 engineers from anthropic, amazon and shopify are using it (before it even launched) a year later 25% of fortune500 comp…

• @dkundel Dominik Kundel on x

  Promptfoo is so good 🙂 Excited to see them join the OpenAI family 🎉

• @benhylak Ben on x

  went from a crowded space to 3 companies really fast.

• @monali_dambre Monali on x

  Things we build and then we sunset them. Then I see similar products being sold or acquired, and I look at my cofounder and ask, “Are we dumb? Why do we quit ideas?” We built Kago AI, CLI for agentic runtime security with the lowest latency EVER. But always keep building.

• r/OpenAI r on reddit

  OpenAI to acquire Promptfoo

• @rudrank @rudrank on x

  Wow, OpenAI acquired an open-sourced CLI

• @himanshustwts Himanshu on x

  actually [image]

• @_lopopolo Lopopolo on x

  Super excited to welcome Promptfoo. These capabilities are going to be critical for governance and reliability at scale in OpenAI Frontier.

• @sachinyadav699 Sachin on x

  “ wake up babe” AI companies are now acquiring tools to test their own AI. The stack is getting real. [video]