Mistral Medium 3.1

MistralFirst listed Jul 2026

Vision Tool use Prompt caching Structured output

Compare Mistral Medium 3.1 Count tokens for Mistral Medium 3.1

Context

131K

Max output

105K

Serving providers

Cheapest input

$0.40 /1M

On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower. An OpenRouter routed quote is the price of whichever upstream provider OpenRouter prefers today, so it moves day to day.

Benchmarks

independent evaluations · source: Artificial Analysis

Headline indices

Intelligence Index

9.2

of 100

Coding Index

20.5

of 100

Frozen Sep 9, 2026

Agentic Index

3.1

of 100

Frozen Sep 9, 2026

Individual benchmarks · click a row for effort variants

Benchmark

Best score

Effort

Cost / task

Automation BenchArtificial Analysis last reported this score on Sep 23, 2026

0.0

—

CritPt

default

—

GDPval v2Frozen Aug 18, 2026

610.2

default

—

GPQA Diamond

59%

default

—

Humanity's Last Exam

default

—

IFBench

40%

default

—

LiveCodeBenchArtificial Analysis last reported this score on Sep 23, 2026

41%

—

Long-Context Reasoning

43%

default

—

MMLU-ProFrozen Aug 18, 2026

68%

default

—

MMMU-Pro

54%

default

—

Omniscience

-46.3

default

—

Omniscience Accuracy

0.2

default

—

Omniscience Non Hallucination

0.2

default

—

SciCode

32%

default

—

Terminal Bench40

default

—

TerminalBench Hard

11%

default

—

TerminalBench v2.1

14%

default

—

τ-bench Banking

default

—

τ²-bench

41%

default

—

Artificial Analysis last published scores for this benchmark on Sep 9, 2026. Scores here are frozen at that date, and models released since are not on it.

Artificial Analysis last published scores for this benchmark on Aug 18, 2026. Scores here are frozen at that date, and models released since are not on it.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Serving provider

Input /1M

Output /1M

Endpoints

OpenRouterRouted quote

$0.40

$2.00

Standardmistralai/mistral-medium-3.1

Component	Unit	Standard
Text cached in	/1M tok	$0.04
Text input	/1M tok	$0.40
Text output	/1M tok	$2.00

OpenRouter (batch)

$0.20

$1.00

Price history

OpenRouter routed quote

OpenRouter's price is a routed quote. It moves with whichever upstream route OpenRouter prefers that day, so we do not track it as a price history.

Cost calculator

estimate your monthly spend on this model

Input tokens / call

Output tokens / call

Calls / month

Serving provider

$240

estimated / month

Model IDs

copy the exact identifier for your platform

mistralai/mistral-medium-3.1:batchmistralai/mistral-medium-3.1

Frequently asked questions

Mistral Medium 3.1 pricing, context and availability

How much does Mistral Medium 3.1 cost?

Mistral Medium 3.1 costs $0.40 per 1M input tokens as an OpenRouter routed quote, and $2.00 per 1M output tokens as an OpenRouter routed quote. An OpenRouter routed quote is the price of whichever upstream provider OpenRouter prefers today, so it moves day to day.

What is the context window of Mistral Medium 3.1?

Mistral Medium 3.1 accepts up to 131K tokens of context and can return up to 105K output tokens.

What can Mistral Medium 3.1 do?

Mistral Medium 3.1 supports image input (vision), tool use, prompt caching and structured output.

Other Mistral models

compare pricing across the Mistral lineup

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Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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