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MiniMax M2.5

MiniMaxOpen WeightsPending Human Review

MiniMax M2.5 extends the M2 family through reinforcement learning in complex real-world environments. It targets software engineering, search and tool use, and office work, with improved planning before code generation and stronger professional web research. The release provides public modified-MIT weights and official API/Agent access. A high-speed hosted service variant shares the model identity and is grouped here. Reported research results using context management depend on that agent implementation.

2026-02-12
230B total, 10B activated
Mixture of Experts (MoE)
Modified MIT

Specifications

Parameters
230B total, 10B activated
Architecture
Mixture of Experts (MoE)
License
Modified MIT
Context Window
196,608 tokens
Type
text
Modalities
text

Benchmark Scores

Advanced Specifications

Model Family
MiniMax M
API Access
Available
Chat Interface
Available
Variants
MiniMax-M2.5-HighSpeed (same model, faster hosted serving)

Capabilities & Limitations

Capabilities
code generationreasoningtool uselong-context understanding
Known Limitations
Full-model self-hosting requires substantial weight memory.Agent benchmark results depend on harness and tool configuration.
Notable Use Cases
coding assistantssoftware engineering agentsoffice automation
Function Calling Support
Yes
Tool Use Support
Yes

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