MiniMax 开放 M3.1 Flash 权重：428B 总参数、每 token 激活 23B
TL;DR · AI 摘要
MiniMax开放428B参数的M3.1 Flash模型权重，每token激活23B参数，在多个基准测试中达到行业领先水平。
核心要点
- M3.1 Flash总参数428B，每token激活23B参数，性能成本比为M3的1/3
- 在BankerToolBench测试中达到76.2%，DeepSWE v1.1测试中达到73.7%
- API定价为每1M输入/输出token分别$0.15/$0.60，缓存读取$0.015/1M tokens
结构提纲
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金句 / Highlights
值得收藏与分享的关键句。
M3.1 Flash在Cowork任务中达到62%的行业领先水平，成本仅为M3的1/3。
模型参数规模达428B，每token激活23B参数，实现性能与效率的平衡。
API定价采用统一费率，输入/输出token分别为$0.15/$0.60，缓存读取仅$0.015/1M tokens。
MiniMax å¼æ¾ M3.1 Flash æéï¼428B æ»åæ°ãæ¯ token æ¿æ´» 23B · AIHOT
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2026-10-23 09:06
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Hugging Faceï¼ https://huggingface.co/MiniMaxAI/MiniMax-M3.1-Flash ModelScopeï¼ https://modelscope.cn/models/MiniMax/MiniMax-M3.1-Flash
APIï¼ http://platform.minimax.io M Planï¼ https://minimax.io/m-planMiniMax æ¡é¢ç MCodeï¼ https://agent.minimax.io/download
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MiniMax M3.1 Flash: Space Performance + Bunny Speed ðð° Yes, Space Bunny - which has topped global leaderboards with 200T+ tokens - was an earlier version of M3.1 Flash. ð°Redefining the performance economics of agentic AI. M3.1 Flash achieves frontier-level intelligence across key tasks such as Cowork (Automation-Bench: 62%; ALE: 30%), Coding (DeepSWE: 74%) and Visual Reasoning (BabyVision: 91%), at 1/3 the cost of M3 and 3x the speed. API pricing (flat rate): $0.15 / $0.60 per 1M input/output tokens, with cache reads at $0.015 / 1M tokens. Model weights will arrive on Oct 23. API: http://platform.minimax.io M Plan: https://www.minimax.io/m-plan MiniMax Code for desktop: https://agent.minimax.io/download
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