Original: Simon Willison · 14/03/2026
Summary
Jannis Leidel discusses the challenges faced by Jazzband due to the influx of AI-generated spam on GitHub, highlighting the need for safer operational models.Key Insights
“an organization that gives push access to everyone who joins simply can’t operate safely anymore.” — Jannis Leidel on the implications of AI-generated spam PRs for Jazzband’s operational model.
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Full Article
14th March 2026 GitHub’s slopocalypse – the flood of AI-generated spam PRs and issues – has made Jazzband’s model of open membership and shared push access untenable. Jazzband was designed for a world where the worst case was someone accidentally merging the wrong PR. In a world where only 1 in 10 AI-generated PRs meets project standards, where curl had to shut down its bug bounty because confirmation rates dropped below 5%, and where GitHub’s own response was a kill switch to disable pull requests entirely – an organization that gives push access to everyone who joins simply can’t operate safely anymore. — Jannis Leidel, Sunsetting Jazzband Posted 14th March 2026 at 6:41 pm Recent articles My fireside chat about agentic engineering at the Pragmatic Summit - 14th March 2026 Perhaps not Boring Technology after all - 9th March 2026 Can coding agents relicense open source through a “clean room” implementation of code? - 5th March 2026 This is a quotation collected by Simon Willison, posted on 14th March 2026. github 181 open-source 295 python 1231 ai 1907 ai-ethics 278Related Articles
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Originally published at https://simonwillison.net/2026/Mar/14/jannis-leidel/#atom-everything.