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Synthetic

MiniMax-M2.5 API

Synthetic
About

Build advanced reasoning agents with MiniMax-M2.5, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.60/1M input and $3.00/1M output tokens, native tool calling support, open weights architecture. Access MiniMax-M2.5 via the Synthetic API with up to 66K 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
191K

Tokens

Input Limit
191K

Tokens

Max Output
66K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.60
Output
$3.00

Caching (per 1M tokens)

Read
$0.60
Frequently Asked Questions

MiniMax-M2.5 by Synthetic costs $0.60 per 1M input tokens and $3.00 per 1M output tokens. Cached reads cost $0.60 per 1M tokens.

Model Details
ID
hf:MiniMaxAI/MiniMax-M2.5
Provider
Synthetic
Family
minimax
Release Date
Feb 7, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
SYNTHETIC_API_KEY
API Base URL
https://api.synthetic.new/openai/v1
Documentation