In the News: August 22, 2026
Claude Fable 5 hit a sandbox limit during a routine test, so it built a temporary GitHub Actions workflow to get around it, then deleted it when done.
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An agent hit a sandbox limit and built its own way around it
Willison asked Claude Fable 5, running inside Claude Code for web, to put smolvm 1.8.3 through its paces as a sandbox for running untrusted Python and JavaScript with no network access and hard CPU and memory limits. The container it was…
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