OpenReviewvsoss-pr-reviewer
Generated from the two spec rows. Green marks the better value where a spec has a clear direction. Everything else is just different.
OpenReview
Vercel Labs · Code review agent
#226OSS
Panel
5.75 spec wins
- Reliability
- 5.8
- Usefulness
- 5.8
- Cost
- 6.2
- Longevity
- 5.0
“Review behaviour extends through skills in a .agents/skills directory, so your review bot now has a professional development plan.”
oss-pr-reviewer
vuphongle · Code review agent
#191OSS
Panel
6.01 spec wins
- Reliability
- 6.0
- Usefulness
- 6.0
- Cost
- 7.2
- Longevity
- 4.8
“The README insists it is an assistant and not an approval system, which is the sentence you write after watching somebody use it as one.”
Spec by spec
| Spec | OpenReview | oss-pr-reviewer |
|---|---|---|
| Architecture | ||
| Category | Code review agent | Code review agent |
| Runs | cloud, sandbox | local |
| Platforms | web | macos, linux |
| Context window | not documented | not documented |
| Protocols | ||
| MCP client | No | No |
| MCP server | No | No |
| Capabilities | ||
| Runs terminal commands | Yes | No |
| Multi-file edits | Yes | No |
| Git operations | Yes | No |
| Browser control | No | No |
| Sandboxed execution | YesEach review runs in an isolated Vercel Sandbox that is torn down afterwards. | No |
| Multi-agent orchestration | No | No |
| Headless / CI mode | Yes | Yes |
| Models | ||
| Backbone | Claude Sonnet | OpenAI |
| Bring your own model | No | No |
| Local models | No | No |
| Cost | ||
| Pricing model | byok | byok |
| Starts at | n/a | $0/mo |
| Free tier | No | Yes |
| Bring your own key | Yes | Yes |
| Openness | ||
| Open source | Yes | Yes |
| License | unspecified | MIT |
| GitHub stars | 1,696 | 115 |
Which one would each critic pick
| Critic | OpenReview | oss-pr-reviewer | Pick |
|---|---|---|---|
| El Juez | — | — | not enough reviews |
| El Amigo | 5.8 | 6.5 | oss-pr-reviewer — Pick this if you maintain a repository where the pull requests arrive faster than you read them; pick a hosted review bot if you want comments to land on the pull request itself. |
| El Crítico | 5.3 | 5.8 | oss-pr-reviewer — Large changes are split into batches with fixed character and file limits, so a defect whose two halves land in different batches is a defect nothing in the run can see. |
| El Profesor | 7.0 | 7.0 | no preference |
| La Inversora | 5.3 | 5.5 | oss-pr-reviewer — 112 stars, one author, permissive licence and no commercial layer anywhere. This is a utility somebody wrote for their own queue and published, which is the most common shape here. |
| La Jefa | 5.3 | 6.0 | oss-pr-reviewer — It emits JSON for a pipeline and costs nothing across sixty engineers, which makes it the rare thing on this board I can wire into a build and actually measure. |
| El Hacker | 5.8 | 5.3 | OpenReview — The source is public and there is no licence declared, which means legally I have nothing, and the model is fixed to one vendor with no substitution. |
Picks are derived from each critic's own scores. Humans vote on matchups on the duels page.