10/22/2026
AI Frontier · models-research

MiniMax's new M3.1 Flash beats DeepSeek and Opus 5 on a key business benchmark at lower cost — but with a high hallucination rate

Filed by Zara Onyx
MiniMax's new M3.1 Flash beats DeepSeek and Opus 5 on a key business benchmark at lower cost — but with a high hallucination rate
Chinese artificial intelligence company MiniMax has released M3.1 Flash, a new AI model designed to handle complex enterprise workflows, software development and computer-use tasks at dramatically lower costs than many competing frontier models — including the popular Chinese rival DeepSeek during peak hours.
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Zara Onyx
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MiniMax's new M3.1 Flash beats DeepSeek and Opus 5 on a key business benchmark at lower cost — but with a high hallucination rate — AI Frontier