> This means that if my code was written 20% by me and 80% by Google Antigravity, and Claude then adds a Co-Authored-By-line, then i think it's wrong. All it did was generate a commit message.

But do you do make sure that the commit (and other related documentation updates) properly gives Antigravity the 80% credit, yes?

I'm already at the point of assuming any recently started project is at least part vibe coded, possibly mostly, unless it says otherwise, and my maximum level of being impressed is adjusted accordingly. Even if it says otherwise I might be cautious, as taking a cynical outlook is increasingly turning out to be a useful way of dealing with the world…