
OpenAI Promptfoo AI Eval Moat
The most widely-used independent AI red-teaming tool just got bought by the company it was supposed to evaluate. OpenAI acquired Promptfoo - the open-source eval platform behind 150,000+ developers.

The most widely-used independent AI red-teaming tool just got bought by the company it was supposed to evaluate. OpenAI acquired Promptfoo - the open-source eval platform behind 150,000+ developers.

OpenAI's enterprise share dropped from 50% to 27% in two years. That's not a product review - enterprises ran the math on concentration risk and started moving before the bill got worse.

"Which AI model should we standardize on?" - I hear this at least once a week from technical leaders. Wrong question. The market moved 233% in two years.