[MODEL] Claude Code (a coding tool) attributes itself as author in git commits.

Preflight Checklist

• [x] I have searched existing issues for similar behavior reports
• [x] This report does NOT contain sensitive information (API keys, passwords, etc.)

Type of Behavior Issue

Claude modified files I didn't ask it to modify

What You Asked Claude to Do

Push a commit.

What Claude Actually Did

Falsely claimed authorship, as instructed to by its system prompt.

Expected Behavior

I expect the coding tools I use to not try to claim ownership over my work.

Files Affected

Permission Mode

Accept Edits was ON (auto-accepting changes)

Can You Reproduce This?

Yes, every time with the same prompt

Steps to Reproduce

_No response_

Claude Model

Opus

Relevant Conversation

Impact

Low - Minor inconvenience

Claude Code Version

2.1.89 (Claude Code)

Platform

Anthropic API

Additional Context

_No response_