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Mistral Medium 3.5 API pricing

Token prices on OpenRouter and at the provider’s list price, and what your own workload would cost per month.

Input
$1.50
Output
$7.50
Cached input
—

OpenRouter, per 1M tokens. A dash means no listed price.

Your monthly cost

Your workload

90M input and 18M output tokens a month (30-day month; token counts are per request).

Assumes: 1,000 conversations a day, each sending about 3,000 tokens of history and instructions and receiving about 600 tokens of replies.

Input not in cache
$135
Output
$135
Total per month
$270
Per day
$9.00
Per request
$0.009
Unit
Currency

No cache-read price is published for this model, so a cached share is billed as normal input. Compare this bill with other models.

Every price, with its source

OpenRouter price, per 1M tokens

Input
$1.50
Output
$7.50
Cached input (read)
not listed
Batch (input / output)
$0.75 / $3.75
Context window
262,144 tokens
Maximum output
209,715 tokens
Accepts
text, image, file
Reasoning mode
yes
Intelligence Indexby Artificial Analysis, relayed by OpenRouter
14.2
Listed since
30 Apr 2026

Provider list price, per 1M tokens

Input / output
$1.50 / $7.50
Cached input (read)
$0.15

As recorded in the LiteLLM price table under mistral/mistral-medium-3-5, which cites the provider’s pricing page. It matches the OpenRouter price.

Collected from the OpenRouter models API (466 entries). 99 models are cross-checked against provider list prices in the LiteLLM price table.

About Mistral Medium 3.5

Mistral Medium 3.5 is a dense 128B instruction-following model from Mistral AI. It supports text and image inputs with text output, and is designed for agentic workflows, coding, and complex...

Description supplied by OpenRouter. Model id for the API: mistralai/mistral-medium-3-5

Mistral Medium 3.5 against other models

Other Mistral models

Questions and answers

How much does Mistral Medium 3.5 cost per million tokens?

At the collection of 3 Oct 2026, 08:40 UTC, OpenRouter listed Mistral Medium 3.5 at $1.50 per million input tokens and $7.50 per million output tokens. The provider list price recorded by LiteLLM is $1.50 for input and $7.50 for output.

What would Mistral Medium 3.5 cost per month?

For 1,000 requests a day with 3,000 input and 600 output tokens each, over a 30-day month and with no caching, the bill is $270. Change the numbers in the simulator on this page to match your own traffic.

Does Mistral Medium 3.5 have a cheaper price for cached input?

The sources list no cache-read price for this model, so this site applies no caching discount to it.

What is the context window of Mistral Medium 3.5?

262,144 tokens, with a maximum output of 209,715 tokens, as reported by OpenRouter.

Is there a batch price for Mistral Medium 3.5?

Yes. OpenRouter lists a batch variant at $0.75 per million input tokens and $3.75 per million output tokens, for requests that can wait for an asynchronous answer.

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