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The day in AI
Fri 20 Feb
Friday 20 February 2026
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Everything from this day
Launches and products
20 Feb 2026
Anthropic
Claude Code Security
Claude Code Security scans codebases for vulnerabilities and proposes patches; Anthropic says Opus 4.6 found 500+ long-undetected bugs in open-source software.
Research
20 Feb 2026
OpenAI
First Proof submissions
An internal OpenAI model attempted all 10 First Proof research-level problems; OpenAI judged at least five likely correct and retracted one belief.