Bugbot Effort Levels

May 11, 2026

v05-11-26 includes 5 changes. **Default:** Bugbot continues to use the same effort level as it does today. Optimized for efficiency and speed.

Source: official Cursor release notes. Summaries are written from the official notes; see how we work.

Changed

**Default:** Bugbot continues to use the same effort level as it does today. Optimized for efficiency and speed.
**High:** Bugbot spends more time reasoning. Reviews are more expensive and take longer, but Bugbot may find more bugs.
**Custom:** Describe in natural language when Bugbot should use default or high effort. Cursor will dynamically set effort levels based on your instructions.
With default effort, Bugbot finds 0.7 bugs per run, on average. Over 79% of these bugs are resolved by users at merge time.
With high effort, Bugbot finds 0.95 bugs per run, on average.

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