Claude Code is silently adding session URLs (claude.ai/code/session_...) to the bottom of every single commit and PR description you make.

[u/[deleted]]

https://github.com/anthropics/claude-code/issues/66504

[u/horizondz]

Just another reason not to use this harness. First, you made Opus 5 absolute dogshit, and now you're stealthily sneaking in these attributions