MiniMax-M1 is an open-source large-scale hybrid attention reasoning model based on a Mixture of Experts (MoE) architecture.
Model Architecture
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Mixture of Experts (MoE): MiniMax-M1 adopts a Mixture of Experts architecture combined with a Flash Attention mechanism. This design enables higher efficiency and flexibility in handling complex tasks.
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Parameter Count: The model has a total of 456 billion parameters, with 4.59 billion active parameters per token.
Context Handling Capability
- Ultra-Long Context Support: MiniMax-M1 natively supports up to 1 million tokens in context length, making it excellent at processing long text inputs—eight times that of DeepSeek R1.
Computational Efficiency
- Efficient Inference: When generating 100,000 tokens of text, MiniMax-M1 requires only 25% of the floating-point operations compared to DeepSeek R1, significantly improving inference efficiency.
Training and Optimization
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Reinforcement Learning Training: The model is trained using large-scale reinforcement learning (RL), covering a wide range of complex problems, including traditional mathematical reasoning and real-world software engineering environments.
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CISPO Algorithm: MiniMax-M1 introduces an innovative algorithm called CISPO, which optimizes training efficiency by pruning importance sampling weights instead of token updates.
Versions and Applicability
- Multiple Versions: MiniMax-M1 offers 40K and 80K thinking budget versions to suit different application needs.
Open-Source Features
- Openness: As an open-source model, MiniMax-M1 allows developers to customize it according to their needs, promoting technological innovation and knowledge sharing.
Application Scenarios
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Long Text Processing: With support for up to 1 million tokens, MiniMax-M1 is ideal for tasks that require handling long inputs, such as document analysis and legal text interpretation.
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Complex Reasoning Tasks: The model excels in mathematical reasoning, logical reasoning, and software engineering, capable of handling intricate reasoning problems.
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Tool Use: MiniMax-M1 supports structured function calling, capable of recognizing and outputting external function call parameters, making it suitable for scenarios requiring integration with other software or APIs.
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Chatbots and APIs: The model provides chatbots with online search and APIs that support video generation, image creation, and speech synthesis—ideal for developing intelligent assistants and multimedia applications.
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Education and Research: In the education sector, MiniMax-M1 can assist students with complex assignment analysis and summaries, offering in-depth research support.
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Creative Writing: The model can offer inspiration and editorial suggestions for writers and creatives, aiding multi-layered analysis during the writing process.
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Data Extraction and Summarization: MiniMax-M1 has accurate information extraction capabilities, making it suitable for meeting minutes and summary generation tasks, quickly producing key insights and overviews.
