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Mistral: Mistral Small 4

mistralai/mistral-small-2603

Mistral: Mistral Small 4 is a 262,144-token model served on Composite at $0.188 per million tokens in and $0.750 per million tokens out.

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Specifications

Specifications and pricing as served by Composite
Model IDmistralai/mistral-small-2603
Providercv11
Context window262,144 tokens
Acceptstext, image
Returnstext
Input price$0.188 per million tokens
Output price$0.750 per million tokens
Prompt cachingSupported — cached input is billed at the provider's cache rate, on credits and plans alike
ThinkingOptional - see "Mistral: Mistral Small 4 (Reasoning)" in the catalog to turn it on by default
ModeratedNo
Cost on a monthly planAbout 1.8 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-small-2603-normal cv11 $0.188 per million tokens input · $0.750 per million tokens output
Normal + cheapThink mistralai/mistral-small-2603-normal:cheapThink cv11 $0.188 per million tokens input · $0.750 per million tokens output
Cheapest provider mistralai/mistral-small-2603:cheapest-provider Mistral $0.188 per million tokens input · $0.750 per million tokens output
Cheapest provider + cheapThink mistralai/mistral-small-2603:cheapest-provider:cheapThink Mistral $0.188 per million tokens input · $0.750 per million tokens output
cheapThink mistralai/mistral-small-2603:cheapThink cv11 $0.188 per million tokens input · $0.750 per million tokens output
Fast mistralai/mistral-small-2603:fast Mistral $0.188 per million tokens input · $0.750 per million tokens output
Fast + cheapThink mistralai/mistral-small-2603:fast:cheapThink Mistral $0.188 per million tokens input · $0.750 per million tokens output

Pricing

$0.188 per million tokens input · $0.750 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 1.8 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 is priced low enough for high-volume daily roleplay without the per-message cost adding up quickly.

From the provider

Mistral Small 4 is the next major release in the Mistral Small family, unifying the capabilities of several flagship Mistral models into a single system. It combines strong reasoning from...

Supplied by cv11, not written by Composite.