Anthropic took down thousands of Github repos trying to yank its leaked source code — a move the company says was an accident

2 weeks ago 13

In Brief

Posted:

3:12 PM PDT · April 1, 2026

Dario Amodei, co-founder and main  enforcement  serviceman  of AnthropicImage Credits:Samyukta Lakshmi/Bloomberg / Getty Images
  • Tim Fernholz

Anthropic accidentally caused thousands of codification repositories connected Github to beryllium taken down portion trying to propulsion copies of its astir fashionable product’s root codification disconnected the internet.

On Tuesday, a bundle technologist discovered that Anthropic had, seemingly by accident, included entree to the root code for the category-leading Claude Code bid enactment exertion successful a caller release. AI enthusiasts pored implicit the leaked codification for clues astir however Anthropic harnesses the LLM that underlies the application, sharing it connected GitHub.

Anthropic issued a takedown announcement nether US integer copyright instrumentality asking GitHub to instrumentality down repositories containing the offending code. According to Github’s records, the announcement was executed against immoderate 8,100 repositories — including morganatic forks of Anthropic’s ain publically released Claude Code repository, according to irate social media users whose codification got blocked.

Anthropic’s caput of Claude Code, Boris Cherny, said the determination was accidental and retracted the bulk of the takedown notices, limiting it to 1 repository and 96 forks with the accidentally released root code.

“The repo named successful the announcement was portion of a fork web connected to our ain nationalist Claude Code repo, truthful the takedown reached much repositories than intended,” an Anthropic spokesperson told TechCrunch. “We retracted the announcement for everything but the 1 repo we named, and GitHub has restored entree to the affected forks.”

The botched clean-up present is different achromatic oculus for the institution arsenic it reportedly plans an IPO, a task which typically demands attraction to execution and compliance. Leaking your root codification arsenic a nationalist company? You amended judge there’s a shareholder suit coming.

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