Home / Models / Mistral AI / Mistral Small 3

Mistral Small 3 pricing and routing profile

Mistral Small 3 from Mistral AI lists at $0.05 per million input tokens and $0.08 per million output tokens, with a 32,768-token context window. Prices from OpenRouter's catalogue on 2026-09-28.

Input, per 1M tokens$0.05
Output, per 1M tokens$0.08
Context window33K
Confidence signalNot exposed

Structured output

Cost per 1,000 requests

Request shapeList cost
Classification or routing (600 tokens in, 10 out)$0.0308
Chat reply (2,000 in, 400 out)$0.132
Retrieval-augmented answer (8,000 in, 500 out)$0.44

Before prompt caching. Try your own shape in the cost calculator.

Can Gimbix route to it first?

Not as a first-answer model through OpenRouter: no host returns token log probabilities for Mistral Small 3. It can still be the model Gimbix falls back to when a cheaper model is unsure.

Cheaper models that can answer first

Models priced below Mistral Small 3 that expose a confidence signal. Whether they answer your traffic as well is what a Gimbix pilot measures.

ModelInput / output per 1MCheaper on a chat reply
Ling 3.0 Flash$0.021 / $0.06349%
Ling 3.0 Flash VL$0.021 / $0.061650%
Mistral Nemo$0.019 / $0.0362%

Questions

How much does Mistral Small 3 cost?

Mistral Small 3 lists at $0.05 per million input tokens and $0.08 per million output tokens on OpenRouter as of 2026-09-28. A typical chat reply of 2,000 input and 400 output tokens costs about $0.132 per 1,000 requests.

What is the context window of Mistral Small 3?

32,768 tokens.

Can a cheaper model replace Mistral Small 3?

Sometimes. Gimbix proves it on your own traffic before routing: the cheaper model must match Mistral Small 3 on one half of your requests and make at most three answers worse on the other.