I built an AI priority inbox for GitHub pull requests — and went BYOK instead of running my own AI backend

The problem

GitHub shows your pull requests in whatever order they happened to be opened — not in the order they actually need your attention. A one-line typo fix and a PR touching authentication code get exactly the same visual weight in your inbox. Multiply that across a dozen open PRs and you spend more time deciding what to look at than actually reviewing.

What I built

PR Focus is a Chrome extension (Manifest V3) that sits on top of GitHub's PR pages. It combines three signals into a single priority queue:

CI status — failing checks bubble up