Mistral AI

Mistral Small 4

mistralai/mistral-small-2603

JSON

Specification

Published by the vendor; the platform bills at the target's declared price.

Mistral Small 4

reasoning open weights tools

Mistral AI mistralai/mistral-small-2603

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...

Input $/1M: $0.15
Output $/1M: $0.60
Context: 262K
Max output: 210K
Released: Mar 16, 2026
Modalities: textimage

Intelligence index-

Coding index27

Agentic index-

Cached input reads $0.01 per 1M · weights on Hugging Face as mistralai/Mistral-Small-4-119B-2603

On this deployment

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Not routable here yet

Add a target with metadata.model set to this id.

targets.yamlyaml

# targets.yaml - declare a target that runs Mistral Small 4
targets:
  - id: mistral-small-2603
    kind: llm
    name: Mistral Small 4
    metadata:
      model: mistralai/mistral-small-2603          # links the target to this catalogue entry
    capabilities:
      domains: [general]
      supports_tools: true
      context_window: 262144
    cost:
      usd_per_1k_tokens: 0.000375

Price among Mistral AI models

Input list price per million tokens; Mistral Small 4 is the 4th cheapest of 13 listed.

More from Mistral AI

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