Claude Code source leak reveals how much info Anthropic can hoover up about you and your system

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www.theregister.com/2026/04/01/claude_code_sour…

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That’s disturbing, but hardly surprising.


AI is a surveillance technology.

Every other function is bait.


One of the more curious details to emerge from the publication of Claude Code’s source is that Anthropic tries to hide AI authorship from contributions to public code repositories – possibly a response to the open source projects that have disallowed AI code contributions. Prompt instructions in a file called undercover.ts state, “You are operating UNDERCOVER in a PUBLIC/OPEN-SOURCE repository. Your commit messages, PR titles, and PR bodies MUST NOT contain ANY Anthropic-internal information. Do not blow your cover.”

People don’t like AI contributions so they hide it, cool


Comments from other communities

“I don’t think people realize that every single file Claude looks at gets saved and uploaded to Anthropic,” the researcher “Antlers” told us. “If it’s seen a file on your device, Anthropic has a copy.”

No shit.

Well I use chat gpt and it forgets whats in the files every 20 minutes or so, and I have to upload it again and again….

So does Claude. Just because the user-facing features forget it, doesn’t mean the company does.

sarcasm detection failed successfully





Remember, they’re the ethical AI company.


I started reading and thought that it isn’t that bad, just what I expected from closed source software but then came this:

Team Memory Sync, an unreleased internal project. There’s a bidirectional sync service (src/services/teamMemorySync/index.ts) that connects local memory files to api.anthropic.com/api/claude_code/team_memory. It provides a way to share memories with other team members within an organization. The service includes a secret scanner (secretSanner.ts) that uses regex patterns for around 40 known token and API key patterns (AWS, Azure, GCP, etc). But sensitive data that doesn’t match these regexes might be exposed to other team members through memory sync.

This seems like a great idea!

On one hand yeah it’s bad, but from the wording it seems like it’s for organizations, that is for work.

If you’re putting sensitive data into an AI service your employer provides for work, I have no no notes.



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