Mistral Medium 3

Mistral· released 7 May 2025

mistralai/mistral-medium-3

Input / 1M tokens: $0.4
Output / 1M tokens: $2

Context window131K tokens

Longest answer: 105K tokens

reads textreads imagereads filetool callingvision

About

Mistral Medium 3 is an enterprise-grade language model from Mistral. Its listed summary says it targets frontier-level capabilities with reduced operational cost, balancing reasoning and multimodal performance. The model accepts text, images, and files, and returns text. It supports tools and vision, with a 131,072-token context window and a maximum output of 104,857 tokens. Mistral Medium 3 was released and created on May 7, 2025. Its model ID is mistralai/mistral-medium-3, and Mistral lists it on OpenRouter. Input pricing is $0.4 per 1 million tokens, while output pricing is $2 per 1 million tokens. For teams, the combination of file input, multimodal handling, tool support, and a substantial context window defines its integration profile.

Who it is for

It suits enterprise teams looking for a Mistral language model with text, image, and file inputs. Tool and vision support fit applications that need multimodal processing.

What is good

Accepts text, image, and file inputs
Tool support included
Vision support included
131,072-token context window
104,857-token maximum output

What to know first

Output costs $2 per 1M tokens
Produces text only

Verdict

Mistral Medium 3 is oriented toward enterprise use with multimodal inputs, tools, and vision. Its token prices and context limits should be matched to the workload before adoption.

Details

Lab: Mistralopenrouter.ai · 3 Oct 2026
Context: 131Kopenrouter.ai · 3 Oct 2026
Input price: $0.4 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $2 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 104,857 tokensopenrouter.ai · 3 Oct 2026
Inputs: text, image, fileopenrouter.ai · 3 Oct 2026
Open weights: Noopenrouter.ai · 3 Oct 2026

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Sources

openrouter.ai/mistralai/mistral-medium-3· checked 3 Oct 2026