Most AI reviewers route every diff through one fixed model on their own servers. PR Quorum lets you bring your own key, route a model per specialist reviewer, and self-host the whole stack — and it never blocks a merge.
| Feature | PR Quorum | CodeRabbit | GitHub Copilot | Greptile |
|---|---|---|---|---|
Bring your own model key BYOK | Your OpenRouter key | Self-host only | ||
Pick the model per reviewer | Auto-routed | Fixed model | Self-host only | |
Self-host on your own infra | Docker | Enterprise only | GitHub-hosted | Enterprise only |
Specialist reviewer panel correctness · security · architecture | 8 templates + custom | Single reviewer | Single reviewer | Single reviewer |
Hard usage + cost caps | Monthly cap + cost ledger | Unlimited, per-seat | Premium-request limits | Metered $1 / extra review |
Per-repo config file | .ai-review.yml | .coderabbit.yaml | copilot-instructions.md | .greptile/ |
Advisory only — never blocks a merge | Can gate merges | By default | ||
Pricing model | Flat + caps · free tier | Per-seat · $24/user/mo | Per-seat · $10/user/mo | Per-seat + $1/review |
Compared on publicly documented features as of May 2026. Competitor capabilities often vary by plan — self-host and BYOK are typically Enterprise- or self-host-only.
Install the GitHub App, keep your models and your merge control, and let the panel review the next pull request.