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PR Review

AI code review with inline comments on pull requests.

Workflow source: gh-aw-pr-review.md

How it works

Reads the PR diff, repo conventions, and relevant source files. Posts inline review comments on specific changed lines with actionable feedback, then submits a review (approve, request changes, or comment) based on the configurable intensity level.

Quick Install

mkdir -p .github/workflows && curl -sL \
  https://raw.githubusercontent.com/elastic/ai-github-actions/v0/gh-agent-workflows/pr-review/example.yml \
  -o .github/workflows/pr-review.yml

Trigger

Event Types
pull_request opened, synchronize, reopened, ready_for_review, labeled, unlabeled

Inputs

Input Description Required Default
additional-instructions Repo-specific instructions appended to the agent prompt No ""
setup-commands Shell commands run before the agent starts No ""
allowed-bot-users Allowlisted bot actor usernames (comma-separated) No github-actions[bot]
intensity Review intensity (conservative, balanced, aggressive) No balanced
minimum_severity Minimum severity for inline comments (critical, high, medium, low, nitpick) No low

Safe Outputs

  • create-pull-request-review-comment — inline review comments with code suggestions
  • submit-pull-request-review — submit the review (approve, request changes, or comment)

Example Workflow

name: PR Review
on:
  pull_request:
    types: [opened, synchronize, reopened, ready_for_review, labeled, unlabeled]

permissions:
  actions: read
  contents: read
  issues: write  # needed for no-op run tracking issue
  pull-requests: write

jobs:
  run:
    if: >-
      github.event.pull_request.draft == false &&
      !contains(github.event.pull_request.labels.*.name, 'skip-auto-pr-review')
    uses: elastic/ai-github-actions/.github/workflows/gh-aw-pr-review.lock.yml@v0
    secrets:
      COPILOT_GITHUB_TOKEN: ${{ secrets.COPILOT_GITHUB_TOKEN }}