Simon Willison's Datasette Agent alpha release reportedly marks a step forward in secure Python code execution, but the long-term viability of this approach remains unclear. While GPT-5.5's inability to breach the sandbox is encouraging, the broader ecosystem of AI-generated code still faces significant challenges. The real test will be how this technology performs under more complex and varied conditions, and whether it can maintain security without sacrificing functionality.
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Datasette Agent advances safe Python code execution
Simon Willison's alpha release shows promise in secure Python code generation.
AIpressr commentary on an article originally published by Simon Willison.
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Read the original article at simonwillison.net →Source: Simon Willison, simonwillison.net — Jun 2, 2026
“GPT-5.5 has so far failed to break out of the sandbox!”
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