Cursor Bugbot
Hacker ApprovedThe most recommended of 5 AI code reviewers
People recommend it for catching subtle bugs with little noise; the most common caveat is inconsistent feedback between runs.
People recommend it for catching subtle bugs with little noise; the most common caveat is inconsistent feedback between runs.
33 people gave an opinion
- recommend it
- 27
- criticize it
- 6
- approval share
- 82%
Recommended in 9 of 13 months
- November 2025: not recommended
- December 2025: recommended
- January 2026: recommended
- February 2026: recommended
- March 2026: recommended
- April 2026: recommended
- May 2026: not recommended
- June 2026: recommended
- July 2026: not recommended
- August 2026: recommended
- September 2026: recommended
- October 2026: recommended
- November 2026: not recommended (month in progress)
Why it carries the badge
- 27 people recommend itNeeds 10 or more, met.
- 4.5 recommenders for every criticNeeds 2 to 1 or better, met.
- Recommended in 9 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Catches subtle bugs others miss
“almost none of its comments are frivolous or wrong, and it finds genuine bugs most reviewers miss”
Comment from 16 Jan 2026 in “Building a better Bugbot” “Very little noise and it consistently finds things the very experienced humans on my team didn't.”
Comment from 27 Jan 2026 in “There Is an AI Code Review Bubble” “Bugbot actually finds some useful issues (things Claude and Codex will miss)”
Comment from 16 Jun 2026 in “SpaceX to buy Cursor AI coding agent operator Anysphere for $60B” - Comment from 27 Dec 2025 in “The AI bubble is all over now, baby blue”
- Comment from 22 Dec 2025 in “Get an AI code review in 10 seconds”
- Comment from 16 Jan 2026 in “Building a better Bugbot”
- Comment from 1 Mar 2026 in “AI Made Writing Code Easier. It Made Being an Engineer Harder”
- Comment from 21 Dec 2025 in “Get an AI code review in 10 seconds”
Little noise, few false alarms
“almost none of its comments are frivolous or wrong, and it finds genuine bugs most reviewers miss”
Comment from 16 Jan 2026 in “Building a better Bugbot” “Very little noise and it consistently finds things the very experienced humans on my team didn't.”
Comment from 27 Jan 2026 in “There Is an AI Code Review Bubble” “BugBot in Cursor has been great, I rarely find myself looking at it and disagreeing”
Comment from 18 Aug 2026 in “Ask HN: What tools are you using for human code review of AI-assisted code?” - Comment from 27 Jan 2026 in “There Is an AI Code Review Bubble”
Rated best AI code reviewer
“Bugbot so far has been the best AI reviewer I've tested.”
Comment from 16 Jun 2026 in “SpaceX Is Buying Cursor” “Best code review agent we've seen.”
Comment from 16 Jun 2026 in “SpaceX Is Buying Cursor” “Cursor Bugbot is easily the best”
Comment from 16 Jun 2026 in “SpaceX Is Buying Cursor” Lower price and no long contracts
“The main differentiator to HackerOne is price and lower commitment (i.e. contracts).”
Comment from 13 Jan 2026 in “Show HN: Bugbop – a smaller bug bounty platform” “Cursor Bugbot is about the same cost but gives 10x the monthly quota of Qodo.”
Comment from 4 Feb 2026 in “We built a real-world benchmark for AI code review”
What people warn about
Each mark is one comment
Inconsistent, contradicts itself between runs
“genuinely helpful, though it can be irritatingly inconsistent”
Comment from 16 Mar 2026 in “Ask HN: How is AI-assisted coding going for you professionally?” “a bot that contradicts itself does not add confidence to a change”
Comment from 18 Jan 2026 in “Building a better Bugbot” “the amount of flip flopping they go through is unreal”
Comment from 16 Jan 2026 in “Building a better Bugbot” Costly for small teams
“bugbot was costing us $1k per month for a small team”
Comment from 17 Oct 2026 in “How the Claude Code team does code review” “they moved to per-run and that killed it for me”
Comment from 5 Jun 2026 in “Alibaba/Open-Code-Review”
Other AI code reviewers people recommend
The four most recommended other AI code reviewers, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| Cursor BugbotThis page | 27 | 6 | 82% | 9 | — | Approved |
| GitHub Copilot code review | 14 | 26 | 35% | 8 | — | — |
| Greptile | 9 | 15 | 38% | 5 | — | — |
| Caliper | 5 | 0 | 100% | 5 | — | — |
| Cubic AI code reviewer | 5 | 1 | 83% | 4 | — | — |
What people said
35 of the 37 comments that mention it, newest first. Each links to the original comment.
“bugbot was costing us $1k per month for a small team”
“Bugbots help but not really because the purpose of reviews is to build shared understanding”
“have heard good things about Cursor's Bugbot”
“Cursor's bug bot does a way better job reviewing”
“BugBot in Cursor has been great, I rarely find myself looking at it and disagreeing”
“The quality of review is anecdotally much better than BugBot and CodeRabbit”
“Code reviews with Bugbot is surprisingly good now”
“Cursor Bugbot is easily the best”
“Bugbot so far has been the best AI reviewer I've tested.”
“Bugbot actually finds some useful issues (things Claude and Codex will miss)”
“Best code review agent we've seen.”
“they moved to per-run and that killed it for me”
“it still seems to wake up and burn 80-120k tokens just to notice it's configured to be manually invoked”
“So the automatic review catches more, and code assistant produces more aligned code.”
“The main reason we pay for cursor is for bugbot”
“It's kind of helpful since it outlines a clear list of what changed in code.”
“genuinely helpful, though it can be irritatingly inconsistent”
“I also have Copilot and Cursor bugbot reviews and run it on a Ralph wiggum loop”
“finds the most subtle of bugs in enormous PRs”
“Cursor Bugbot is about the same cost but gives 10x the monthly quota of Qodo.”
“cursor has been given little noise and usually decent suggestions”
“Very little noise and it consistently finds things the very experienced humans on my team didn't.”
“a bot that contradicts itself does not add confidence to a change”
“it's better to just disable the integration”
“shockingly effective at finding bugs in my PRs”
“if they market the bad one at me and don’t tell me about the good one”
“they were all subtly wrong”
“almost none of its comments are frivolous or wrong, and it finds genuine bugs most reviewers miss”
“the amount of flip flopping they go through is unreal”
“overall it’s been a solid experience”
“The main differentiator to HackerOne is price and lower commitment (i.e. contracts).”
“Cursor bugbot has found some pretty gnarly bugs in my code”
“it's very good. It catches so many subtle bugs.”
“It catches so many subtle bugs.”
“We use Cursor's bugbot to achieve the same thing.”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.