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PLUS: OpenAI acquires Promptfoo
Karpathy let his AI agent autonomously optimize his code for two days. It found 20 improvements that stacked.
OpenAI is acquiring Promptfoo, promising to keep it open source while strengthening their agentic security testing.
Claude Code now dispatches agent teams to hunt bugs when PRs open. Substantive review comments jumped from 16% to 54%.
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