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Mistral Medium 3.5

by Mistral

Mistral Medium 3.5 is a dense 128B instruction-following model from Mistral AI.

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Our verdict

Not reviewed yet

We have not reviewed Mistral Medium 3.5 yet

No one at Enterprise DNA has checked this listing against its sources. The description comes from public listings gathered automatically. Any fact below shows where it came from and when it was last checked.

How we review records

From the listing

About Mistral Medium 3.5

Mistral Medium 3.5 is a dense 128B instruction-following model from Mistral AI.

Notes

Mistral Medium 3.5 is listed in the EDNA Models directory from the OpenRouter catalogue.

Key facts

What we have checked

Input price
$1.50 per million tokens
Checked OpenRouter models API
Output price
$7.50 per million tokens
Checked OpenRouter models API
Price on mistralai
$1.50 per million input tokens
Checked OpenRouter models API
Price on mistralai
$7.50 per million output tokens
Checked OpenRouter models API
Latest version
mistralai/mistral-medium-3.5-20260430
Checked OpenRouter models API
Time to first token (ms)
2,410
Checked Artificial Analysis
Time to first token (ms) on mistralai
597
Checked OpenRouter models API
Output speed (tokens a second)
165.8
Checked Artificial Analysis
Output speed (tokens a second) on mistralai
74
Checked OpenRouter models API
Dtbench
75.5% (for 28 Apr 2026)
Checked Epoch AI (CC BY 4.0)
Frontiercode
8% (for 28 Apr 2026)
Checked Epoch AI (CC BY 4.0)
Lmca
26.1% (for 28 Apr 2026)
Checked Epoch AI (CC BY 4.0)

Each value shows when we last confirmed it and where it came from. Values we have not confirmed are left out, never guessed.

API access

How to call it

Call via OpenRouter with model id `mistralai/mistral-medium-3-5`.

  • openrouter · mistralai/mistral-medium-3-5 · Docs

OpenRouter id: mistralai/mistral-medium-3-5

Price

What Mistral Medium 3.5 costs, over time

Input price

$1.50 to $1.50

US dollars per million input tokens. 3 Sept 2026 to 10 Nov 2026, 44 days.

Source: OpenRouter models API. Checked .

Output price

$7.50 to $7.50

US dollars per million output tokens. 3 Sept 2026 to 10 Nov 2026, 44 days.

Source: OpenRouter models API. Checked .

Prices by host

HostPriceOver timeChecked
mistralaiInput$1.50 per million input tokensSince 24 Oct 2026No change recordedOpenRouter models API
mistralaiOutput$7.50 per million output tokensSince 24 Oct 2026No change recordedOpenRouter models API

Usage

How much Mistral Medium 3.5 is used

Tokens served a day

349.9M to 696.2M

tokens a day on OpenRouter. 19 Sept 2026 to 10 Nov 2026, 53 readings.

Source: OpenRouter model activity (748 of 748 series). Checked .

Scores

How Mistral Medium 3.5 scores

Each score comes from the named source and shows when we last confirmed it. A flag means the score needs care.

ScoreValueSourceChecked
Artificial Analysis Intelligence Index4.6indexAs of 10 Nov 2026Artificial Analysis via OpenRouter
Artificial Analysis Coding Index46.9indexAs of 10 Nov 2026Artificial Analysis via OpenRouter
Artificial Analysis Agentic Index7indexAs of 10 Nov 2026Artificial Analysis via OpenRouter
LMArena text rating (Elo)1,421EloAs of 10 Nov 2026LMArena (CC-BY-4.0), published 2026-11-09
LMArena web development rating (Elo)1,263EloAs of 10 Nov 2026LMArena (CC-BY-4.0), published 2026-11-09
LMArena vision rating (Elo)1,222EloAs of 10 Nov 2026LMArena (CC-BY-4.0), published 2026-11-09
Dtbench (best-across-versions)75.5percentAs of 28 Apr 2026Epoch AI (CC BY 4.0)
Frontiercode (best-across-versions)8percentAs of 28 Apr 2026Epoch AI (CC BY 4.0)
Lmca (best-across-versions)26.1percentAs of 28 Apr 2026Epoch AI (CC BY 4.0)
Proofbench (best-across-versions)9percentAs of 28 Apr 2026Epoch AI (CC BY 4.0)
Surface evolver bench (best-across-versions)26.9percentAs of 28 Apr 2026Epoch AI (CC BY 4.0)
Weirdml (best-across-versions)43.7percentAs of 28 Apr 2026Epoch AI (CC BY 4.0)

Sources

Where this comes from

A source shows what was published when we checked it. It does not certify security, performance or a working installation. Read our method.

Changelog

What changed

No changes recorded yet. Releases, price changes and deprecations appear here, with their dates, once we track them for this record.

USAGE / OPENROUTER

How much Mistral Medium 3.5 is used

Tokens processed through OpenRouter each day. It shows what developers actually run, not every company's private traffic.

Tokens, last 7 days
2.8B ▲2%
Requests, last 7 days
644K
Tool calls, last 7 days
69.4K
Intelligence score
4.6
People's vote
1421
Average cost per request
81.9¢
Price per million tokens
$1.5 in · $7.5 out
01.3B2.5B19 Sept: 350M tokens, 71K requests20 Sept: 478M tokens, 66.5K requests21 Sept: 436M tokens, 83K requests22 Sept: 829M tokens, 105K requests23 Sept: 499M tokens, 133K requests24 Sept: 1.4B tokens, 149K requests25 Sept: 1.1B tokens, 126K requests26 Sept: 362M tokens, 128K requests27 Sept: 498M tokens, 112K requests28 Sept: 747M tokens, 121K requests29 Sept: 607M tokens, 144K requests30 Sept: 930M tokens, 168K requests1 Oct: 872M tokens, 167K requests2 Oct: 696M tokens, 92.5K requests3 Oct: 739M tokens, 78.7K requests4 Oct: 717M tokens, 133K requests5 Oct: 779M tokens, 117K requests6 Oct: 1.3B tokens, 150K requests7 Oct: 1.1B tokens, 101K requests8 Oct: 1.9B tokens, 192K requests9 Oct: 734M tokens, 130K requests10 Oct: 371M tokens, 70.1K requests11 Oct: 250M tokens, 58K requests12 Oct: 2.2B tokens, 227K requests13 Oct: 457M tokens, 130K requests14 Oct: 508M tokens, 140K requests15 Oct: 510M tokens, 149K requests16 Oct: 672M tokens, 99.4K requests17 Oct: 370M tokens, 71.8K requests18 Oct: 230M tokens, 70.8K requests19 Oct: 370M tokens, 75.8K requests20 Oct: 337M tokens, 144K requests21 Oct: 411M tokens, 113K requests22 Oct: 601M tokens, 86.4K requests23 Oct: 1B tokens, 128K requests24 Oct: 371M tokens, 64.3K requests25 Oct: 577M tokens, 88.6K requests26 Oct: 995M tokens, 107K requests27 Oct: 1.1B tokens, 157K requests28 Oct: 772M tokens, 124K requests29 Oct: 349M tokens, 103K requests30 Oct: 392M tokens, 85.4K requests31 Oct: 255M tokens, 53.4K requests1 Nov: 217M tokens, 73.7K requests2 Nov: 393M tokens, 84.8K requests3 Nov: 330M tokens, 143K requests4 Nov: 461M tokens, 158K requests5 Nov: 326M tokens, 106K requests6 Nov: 332M tokens, 77.5K requests7 Nov: 167M tokens, 49.4K requests8 Nov: 369M tokens, 76.7K requests9 Nov: 411M tokens, 87.1K requests10 Nov: 696M tokens, 88.3K requests19 Sept3 Oct17 Oct31 Oct10 NovSee where it ranks on the leaderboard →

MODEL FIELD GUIDE / SOURCE EVIDENCE

What you can do with Mistral Medium 3.5.

Listed specifications; no EDNA task evaluation has been run. Sources checked 2026-11-07. Hosting routes and app features can differ.

DeveloperMistral
Exact model identifiermistralai/mistral-medium-3-5
Inputtext, image, file
Outputtext
Tool calling
Listed support
Structured output
Listed support
Reasoning controls
Listed support
Availability
available
Price basis
token
Licence verification
Custom licence, open weights
Context length
262K tokens
Knowledge cutoff
Not established
Developer release date
Not established
First seen in the catalogue
30 Apr 2026
Listed retirement date
Not established
Inspect the sources and their scope
catalogue source ↗

mistralai/mistral-medium-3-5: listed route capabilities, availability and prices; provider endpoints can differ.

Checked 2026-11-07
openrouter.ai ↗

Source for reasoning controls, first seen, tool calling, context length, input, output, structured output.

Checked 2026-11-07
Licence source ↗

Licence declared in the mistralai/Mistral-Medium-3.5-128B model repository on Hugging Face, which holds the weights files. Read the licence terms before use.

Checked 2026-11-11
How to evaluate a model for your work →

FROM SPECIFICATIONS TO YOUR WORK

Is this the right model for your job?

Start with a realistic sample. These workflows match the model’s listed capabilities, not a verified result on your task.

Extract document dataWorkflow & starter prompt ↗Run a reliable agentWorkflow & starter prompt ↗

What would it cost?

Pick a common job and how many times a month you run it. Token sizes are our assumption for a typical run, shown under the result.

Working out the cost...

Token prices only. Per-request, image, tool, storage and subscription fees are not included. One token is about three quarters of an English word. Real counts vary by model and language. How tokens are counted ↗

Check the source

Price date: 10 Nov 2026, from OpenRouter models API. Prices are USD API token rates. Your app subscription, uploads, browsing and tools are separate.

Model source & availability ↗

Understand the evidence

Listed capabilities and third-party benchmark scores do not establish Enterprise DNA task-test results. Validate accuracy and total cost on your own sample.

Intelligence Index: 4.6 (2026-11-09) ↗Coding Index: 46.9 (2026-11-09) ↗Agentic Index: 7 (2026-11-09) ↗
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