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Bug Bench
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Bug types
Updated
Sep 26, 2026
Which AI models write the most bugs, by type
The AI coding models with the most and the fewest bugs of each type.
No bug types ranked yet.
Explore Bug Bench
Models
GPT-5.6 Sol
Claude Opus 4.8
GPT-6 Astra
Claude Fable 5.1
GPT-5.6 Luna
Claude Opus 5
Head to head
GPT-5.6 Sol vs Claude Opus 4.8
GPT-5.6 Sol vs GPT-6 Astra
GPT-5.6 Sol vs Claude Fable 5.1
GPT-5.6 Sol vs GPT-5.6 Luna
GPT-5.6 Sol vs Claude Opus 5
GPT-5.6 Sol vs Claude Sonnet 5
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Bugs by type
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