Mistral Large 4 scores 13.3% on sudo L7, ahead of Grok 4.7 as Claude leads at 45%

echen · x · 2026-10-13

Surge AI added Mistral Large 4 to sudo L7, its 60-task benchmark testing whether coding agents show senior-engineer judgment (navigating messy systems, spotting hidden risks, knowing when correct code shouldn't ship). Mistral Large 4 scored 13.3%, ahead of Muse Spark 1.3 (12.2%) and Grok 4.7 (10.6%). Full leaderboard: Claude Opus 5.5 and Sonnet 5.5 tied at 45%, GPT-6 Astra 32.2%, 6.1 Sol 31.7%, Claude Fable 5.1 27.2%, Qwen 3.8 Max 15.6%, GLM 5.3 15%, Kimi K3 13.9%, Hy4 Preview 11.1%, Gemini 3.8 Flash 10.6%.

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