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Mistral: Mistral Medium 3.5

mistralai/mistral-medium-3-5

Mistral: Mistral Medium 3.5 is a 262,144-token model served on Composite at $1.88 per million tokens in and $9.38 per million tokens out.

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Specifications

Specifications and pricing as served by Composite
Model IDmistralai/mistral-medium-3-5
Providercv11
Context window262,144 tokens
Acceptstext, image, file
Returnstext
Input price$1.88 per million tokens
Output price$9.38 per million tokens
Prompt cachingNot offered for this model
ThinkingOptional - see "Mistral: Mistral Medium 3.5 (Reasoning)" in the catalog to turn it on by default
ModeratedNo
Cost on a monthly planAbout 20 plan credits per typical call (8k in, 1k out)
Routing endpoints8 (base plus 7 routing variants)

Measured on Composite

This model has not carried enough traffic on Composite yet to publish a success rate, a latency figure or a traffic rank. The numbers appear here once it has.

Routing variants

The same model behind 7 alternative endpoints. Call the id directly to pin a route; the base id above picks for you.

RouteModel IDProviderPrice
Normal mistralai/mistral-medium-3-5-normal cv11 $1.88 per million tokens input · $9.38 per million tokens output
Normal + cheapThink mistralai/mistral-medium-3-5-normal:cheapThink cv11 $1.88 per million tokens input · $9.38 per million tokens output
Cheapest provider mistralai/mistral-medium-3-5:cheapest-provider Mistral $1.88 per million tokens input · $9.38 per million tokens output
Cheapest provider + cheapThink mistralai/mistral-medium-3-5:cheapest-provider:cheapThink Mistral $1.88 per million tokens input · $9.38 per million tokens output
cheapThink mistralai/mistral-medium-3-5:cheapThink cv11 $1.88 per million tokens input · $9.38 per million tokens output
Fast mistralai/mistral-medium-3-5:fast Mistral $1.88 per million tokens input · $9.38 per million tokens output
Fast + cheapThink mistralai/mistral-medium-3-5:fast:cheapThink Mistral $1.88 per million tokens input · $9.38 per million tokens output

Pricing

$1.88 per million tokens input · $9.38 per million tokens output

Credits pay the provider’s price plus 25%; cache hits cost less.

On a monthly plan, a typical call (8k tokens in, 1k out) uses about 20 plan credits, at the provider's own price.

Provider

cv11

Roleplay fit

Mistral models are compact and fast, a good fit when reply speed matters more than maximum context length.

Context behavior

With a 262,144-token context window, it can hold a long-running roleplay or a full lorebook in memory without losing earlier plot details, so it suits multi-session campaigns and character cards with heavy backstory.

Cost for regular use

It sits in the mid-range on price, a reasonable pick for regular roleplay use without going for the cheapest option available.

From the provider

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...

Supplied by cv11, not written by Composite.