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OpenRouter

MiniMax M2.5 (free) API

OpenRouter
About

Build advanced reasoning agents with MiniMax M2.5 (free), a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge, native tool calling support, open weights architecture. Access MiniMax M2.5 (free) via the OpenRouter API with up to 131K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
Yes
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
205K

Tokens

Input Limit
205K

Tokens

Max Output
131K

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

MiniMax M2.5 (free) by OpenRouter costs Free per 1M input tokens and Free per 1M output tokens.

Model Details
ID
minimax/minimax-m2.5:free
Provider
OpenRouter
Family
minimax
Release Date
Feb 12, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1
Documentation