Mistral: Mistral Medium 3

Mistral: Mistral Medium 3

mistralai · Released May 7, 2025
Intelligence #219 / 756
37.5 our score
Speed #89 / 333
137.3 tok/s
Input Price #454 / 779
$0.400 per 1M tokens
Output Price #485 / 779
$2.00 per 1M tokens
Context #410 / 779
131,072 tokens

Analysis Summary

Mistral Medium 3 is a multimodal model with text, image, and file input, a 128K context window, and documented tool use and function calling. Its benchmark profile is stronger in general language tasks and coding-oriented tests than its intelligence index alone suggests, although terminal and agentic reliability remain limited.

The model fits document extraction, visual content review, structured SEO production, customer support, and moderate software tasks. Vision and long context expand its practical usefulness, while the price is more accessible than premium reasoning models. Adopt it as a versatile secondary model for workflows that need broad input handling, but reserve high-stakes reasoning and autonomous engineering for stronger systems.

Assessed September 7, 2026

Editorial notes

Mistral Medium 3 combines vision, file input, 128K context, and tool calling at moderate prices, making it useful for document workflows and structured content despite limited high-end reasoning performance.

Rankings consider pricing, capabilities, benchmarks, and real-world applicability and are refreshed as new models launch. Feedback?

DFO Verdict

Mistral Medium 3 combines vision, file input, 128K context, and tool calling at moderate prices, making it useful for document workflows and structured content despite limited high-end reasoning performance.

#219 of 756 overall

Benchmark scores

GPQA Diamond 57.8%
HLE 4.3%
MMLU Pro 76%
MATH 500 90.7%
AIME 44%
AIME 2025 30.3%
SciCode 33.1%
LiveCodeBench 40%
TerminalBench Hard 3.8%
τ²-Bench 24.3%
IFBench 39.3%
LCR 28%

Magenta = intelligence · Ink = technical/agentic · Cyan = content & long-context · Grey = community benchmarks. Data: Artificial Analysis, Hugging Face.

9 Intelligence Index·30.3 Math Index

How Mistral: Mistral Medium 3 compares

Mistral: Mistral Medium 3 ranks #257 of 438 AI models we track for overall intelligence. Its 131K-token context window is larger than 47% of the models we list. At $0.40 per million input tokens it is cheaper than 42% of comparable models.

Position in the field
Intelligence: smarter than 71% of models #219
Speed: faster than 73% of models #89
Price: cheaper than 42% of models #454
Context: larger than 47% of models #410
worst in fieldmedianbest in field
Price vs frontier peers · $ per 1M tokens
Mistral: Mistral Medium 3 $0.40 in $2.00 out
OpenAI: GPT-6 Astra $10.00 in $50.00 out
Anthropic: Claude Fable 5.1 $10.00 in $50.00 out
Claude Opus 5 $5.00 in $25.00 out

Dark bar = input · light bar = output, scaled to the priciest peer.

Context window vs peers · tokens
Mistral: Mistral Medium 3 131K

1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.

Intelligence2.1Technical0Value7.3Content5.5
Performance profile

Strongest on value. The pulled-in technical corner is the trade-off, and if the shape matters more than the price, this is your model.

Compare shapes side-by-side →

Pricing

Token Type Cost per 1M tokens Cost per 1K tokens
Input $0.40 $0.000400
Output $2.00 $0.002000

What would Mistral: Mistral Medium 3 cost your business?

Pick the job that looks most like yours, then fine-tune with the sliders. Estimates update live.

A website chatbot handling around 100 customer conversations a day, a few short messages each.

3,000
One request is one message, email, draft or automation call.
1,200 tokens

$0/mo Mistral: Mistral Medium 3

Full calculator with 779 models → Price Calculator

DFO AI AUTOMATION

These numbers get smaller with the right architecture.

We route routine calls to cheap models and save Mistral: Mistral Medium 3 for the hard ones. Most clients cut their estimate by 60-80%.

Talk to our team

About Mistral: Mistral Medium 3

Mistral Medium 3 is a high-performance enterprise-grade language model designed to deliver frontier-level capabilities at significantly reduced operational cost. It balances state-of-the-art reasoning and multimodal performance with 8× lower cost..

Frequently asked questions about Mistral: Mistral Medium 3

How much does Mistral: Mistral Medium 3 cost?

Mistral: Mistral Medium 3 costs $0.40 per million input tokens and $2.00 per million output tokens.

What is the context window of Mistral: Mistral Medium 3?

Mistral: Mistral Medium 3 has a context window of 131,072 tokens (131K).

What can Mistral: Mistral Medium 3 do?

Mistral: Mistral Medium 3 supports image/vision input, tool use, and function calling.

Who created Mistral: Mistral Medium 3?

Mistral: Mistral Medium 3 is developed by Mistral and was released on May 7, 2025.

© 2026 Design for Online Ltd. Registered in England and Wales No. 10328553. VAT Registered. Design for Online® and Forerunner® are registered trademarks.