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Mistral AI: Mistral Medium 3.1

Mistral model for multilingual chat, reasoning, and tool-assisted workflows

Source-linked mistral-medium Closed weights Released 2025-08-12
API record Report
InputT
OutputT
Input price$0.4/M
Output price$2/M
Context131.072K
Max output104.857K
Providers4
Inference availability

Providers

Provider-specific identifiers, limits, and listed prices per million tokens. Every row links back to the provider's own documentation.

Report a price
Providers offering Mistral Medium 3.1
ProviderProvider model IDContextMax outputInputOutputCache readCapabilitiesDocs
NanoGPT mistralai/mistral-medium-3.1 131.072K 32.768K $0.4 $2 $0.2 Not listed Docs ↗
Kilo Gateway mistralai/mistral-medium-3.1 131.072K 104.857K $0.4 $2 $0.04 ToolsJSON Docs ↗
OpenRouter mistralai/mistral-medium-3.1 131.072K 104.857K $0.4 $2 $0.04 ToolsJSON Docs ↗
Mistral mistral-medium-2508 262.144K 262.144K $0.4 $2 — Tools Docs ↗

Capability badges appear only where the provider catalog explicitly lists support. A blank cell means the source is silent, not that the feature is absent.

Listed rates

Price across providers

Input price per million tokens as published by each provider. Bars are drawn from listed rates only — no traffic weighting, since the catalog observes no requests.

Lowest input $0.4/M

Across 4 priced providers

Median input $0.4/M

Midpoint of listed rates

Highest input $0.4/M

Same as the lowest listed rate

Output range $2 – $2

Per million output tokens

NanoGPT $0.4/M
Kilo Gateway $0.4/M
OpenRouter $0.4/M
Mistral $0.4/M
Cost calculator

Estimate a workload

$0.00
Excludes taxes, non-token charges, and tiered discounts.

4 providers list the identical $0.4 input rate, so price alone will not separate them — compare context limits, max output, and capabilities above.

Context limits also differ by provider, from 131.072K to 262.144K tokens. Compare the provider table above before choosing on price alone.

Specification

Capabilities

Recorded from the source catalog and provider listings.

× Reasoning No
× Tool calling No
× Structured output No
✓ Attachments Yes
✓ Vision input Yes
× Open weights No
Creator
Mistral AI
Model family
mistral-medium
Knowledge cutoff
2025-06-30
License
Not documented
Release date
2025-08-12
Model ID
mistral/mistral-medium-3.1
Published evaluations

Benchmarks

Every result stays attached to its source, version, metric and harness. Scores from different versions are never merged, and the profile below plots each benchmark against its own population rather than on a shared scale.

Benchmark registry
No published benchmark results

ModelBench does not infer quality from price, context size, or model name. When a source publishes a comparable result, it appears here with its version and link.

Read the methodology
Catalog activity

Change log

Field-level changes detected between successful source imports.

Full change log
No changes recorded

This record has not changed within the retained import history.

Public API

Use this record

Fetch the complete source-linked model record. No key, no account, no rate-limited tier.

API documentation
Endpoint
GET https://modelbench.lol/api/v1/models/mistral/mistral-medium-3.1
curl
curl "https://modelbench.lol/api/v1/models/mistral/mistral-medium-3.1"
Common questions

Frequently asked questions

Answered directly from the stored record — nothing here is generated beyond the catalog's own fields.

What is Mistral Medium 3.1?

Mistral model for multilingual chat, reasoning, and tool-assisted workflows. It is published by Mistral AI and catalogued here from Models.dev.

How much does Mistral Medium 3.1 cost?

Listed input pricing starts at $0.4 per million tokens from NanoGPT.

What is the context length of Mistral Medium 3.1?

Mistral Medium 3.1 accepts up to 131.072K tokens of context and returns up to 104.857K output tokens.

Does Mistral Medium 3.1 support tool calling and structured output?

Provider catalogs list support for image input.

Which providers serve Mistral Medium 3.1?

4 providers list this model: NanoGPT, Kilo Gateway, OpenRouter, Mistral.

Are the weights for Mistral Medium 3.1 open?

No. This model is served through hosted APIs only.

When was Mistral Medium 3.1 released?

The catalog records a release date of 2025-08-12, last verified Oct 24, 2026.

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