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Language modelPreview

MiniMax M3.1 Flash Preview

MiniMax

Released
-
Data date
October 7, 2026
Input
Text, images, and video
Output
Text

MiniMax M3.1 Flash Preview keeps reasoning on, while letting users choose effort from Low to Max. The provider lists a 1,000,000-token context and text, image, and video input with text output.

Unlike MiniMax M3, reasoning cannot be disabled. MiniMax gives 428 billion total parameters and about 23 billion active parameters for the MoE model.

Specifications and access

SpecificationValue and source
Provider model ID
MiniMax-M3.1-Flash-PreviewSource
Access
MiniMax Agent Tools and APISource
Input modalities
Text, images, and videoSource
Output modalities
TextSource
Reasoning mode
Always enabled and cannot be turned off; effort can be set from Low to Max.Source
Reasoning output
Reasoning content may be returned separately in reasoning_content.Source