Anthropic Issues Takedown Over Claude Code Source Leak This morning, the ai community woke up to a bombshell: claude code's entire source code was exposed tagged with ai, programming, productivity, opensource. Anthropic accidentally shipped a 59.8 mb source map in its npm package, exposing 512,000 lines of claude code's typescript source. the community responded with clean room rewrites, architectural deep dives, and the fastest repo to 50k stars in github history.
Claude Code Will Change The Way We Code How To Setup A security researcher discovered anthropic’s full cli source code exposed through a source map file. 1,900 files. 512,000 lines. everything. this isn’t a toy project. claude code is a. Anthropic, the flagship ai company, has inadvertently exposed the source code for its major cli tool claude code. it has already been extracted with mirrors published on github. An anthropic employee accidentally leaked the source code for one of the most popular artificial intelligence (ai) assistants out there claude code. On march 31, 2026, security researcher chaofan shou posted a discovery on x that sent shockwaves through the developer community: the entire proprietary source code of anthropic's claude code cli — the company's flagship ai coding agent — was sitting in plain sight on the public npm registry.
Claude Code Saved Us 97 Of The Work On The First Try Then It Failed An anthropic employee accidentally leaked the source code for one of the most popular artificial intelligence (ai) assistants out there claude code. On march 31, 2026, security researcher chaofan shou posted a discovery on x that sent shockwaves through the developer community: the entire proprietary source code of anthropic's claude code cli — the company's flagship ai coding agent — was sitting in plain sight on the public npm registry. Anthropic accidentally leaked claude code's entire source code via an npm source map. here's what 512,000 lines of typescript reveal about building better ai coding agents — and what it means for indie hackers. on march 31st, 2026, someone at anthropic forgot to add *.map to their .npmignore file. Anthropic appears to have accidentally revealed the inner workings of one of its most popular and lucrative ai products, the agentic ai harness claude code, to the public. Anthropic on tuesday confirmed that internal code for its popular artificial intelligence (ai) coding assistant, claude code, had been inadvertently released due to a human error. This repository mirrors a publicly exposed snapshot of claude code’s source that became accessible on march 31, 2026, due to a source map exposure in the npm package.
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