Agent Blame

by murali · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

See AI-generated vs human-written code on GitHub PRs

Users

−2 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#185K

#155K among extensions

Version

3.1.9

updated 7 Feb 2026

Users

monthly, 9 months

Latest, 16 Oct 2026: 11 usersMove the mouse over the chart for any month

Ratings count

monthly, 9 months

Latest, 16 Oct 2026: 2 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Agent Blame

Agent Blame shows you which lines of code in a GitHub Pull Request were written by AI, so you can focus your code reviews where it matters. HOW IT WORKS • Orange gutter marks highlight AI-generated lines • Hover over marks to see prompt details (agent, model, and prompt text) • Unmarked lines are human-written (clean, distraction-free UI) • File badges show AI percentage per file • PR summary shows total AI vs human code stats REPOSITORY ANALYTICS • Full analytics dashboard in GitHub Insights → Agent Blame • Track AI vs human code trends over time • See tool breakdown (Cursor, Claude Code, OpenCode) • Model usage statistics • Per-contributor AI usage • Commit:Prompt efficiency ratio • Filter by time period (24h, 3 days, week, month, all time) FEATURES • Visual markers directly on GitHub PR diff views • Works in both unified and split diff modes • Supports light and dark themes • Zero performance impact on page load REQUIREMENTS • A GitHub Personal Access Token (with repo scope) …