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MiniMax M3.1 Flash

Ready
model path:accounts/fireworks/models/minimax-m3p1-flash

MiniMax-M3.1-Flash is a native multimodal model with 1M context running ~428B parameters and ~23B activated parameters. Built for agentic reasoning, tool use, coding, and long-context tasks, it keeps reasoning always on with adjustable effort from low to max. M3.1 Flash ranks among the top performers on long-horizon agentic benchmarks, scoring 62.8 on AutomationBench-AA and 73.7% on DeepSWE v1.1.

MiniMax M3.1 Flash API Features

Serverless

Docs

MiniMax M3.1 Flash is available via Fireworks' serverless API, where you pay per token. There are several ways to call the Fireworks API, including Fireworks' Python client, the REST API, or OpenAI's Python client.

On-demand Deployment

Docs

On-demand deployments allow you to use MiniMax M3.1 Flash on dedicated GPUs with Fireworks' high-performance serving stack with high reliability and no rate limits.

Available Serverless

$0.15 / $0.015 / $0.60

Run queries immediately, pay only for usage

Per 1M Tokens (input/cached input/output)

Metadata

State
Ready
Created on
17 OCT, 2026
Kind
Base model
Provider
MiniMax

Specifications

Calibrated
No
Mixture-of-Experts
Yes
Parameters
428B

Supporting Functionality

Fine-tuning
Not Supported
Serverless
Supported
Context Length
1040k tokens
Function Calling
Supported
Embeddings
Not Supported
Rerankers
Not Supported
Supporting image input
Supported