Unverified50% confidenceBenchmarkExact time
Independent testing shows Mistral Large 4 achieved a success rate of 81.7% on the CyberGym E2E end-to-end test, the highest among 18 tested models.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/11/2026
First Seen
Valid until: 1/9/2027
Sources
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UnverifiedMistral Large 4 scored approximately 62% on the real-world software engineering benchmark DeepSwee.73% similarUnverifiedIn the Arena AI blind-test ELO ranking (coding and web development), Mistral Large 4 ranks 45th, with performance roughly equivalent to Opus 4.8, Sonnet 4.6, or GPT-5.6 level.70% similarUnverifiedMistral Large 4 was judged as a failure by testers in a test involving building an interactive Rubik's Cube simulator.69% similarUnverifiedMistral Large 4 scored only 38 points on the Artificial Analysis composite intelligence index, ranking sixth among open-source models after excluding closed-source models.68% similarUnverifiedIn a capture-the-flag speedrun test, Mistral Large 4 completed 18 out of 19 security challenges, outperforming Opus 5.5 and GPT-6 Astra in cybersecurity, partly because approximately 40% of tasks were blocked by safety filters in the latter two.68% similar
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