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...
Specs
mistralai/mistral-medium-3How to use Mistral Medium 3 in your app
The quickest way is through an API gateway such as OpenRouter, which uses the same format as the OpenAI API. Create a key, then send a request with the model ID mistralai/mistral-medium-3:
Prefer no code? Many tools in our AI tools directory run on models like this one.
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Questions about Mistral Medium 3
What is Mistral Medium 3?
Mistral Medium 3 is a high-performance enterprise-grade language model designed to deliver frontier-level capabilities at significantly reduced operational cost. It balances state-of-the-art reasoning and multimodal performance with 8× lower cost...
How big is the context window of Mistral Medium 3?
Mistral Medium 3 can read up to 131,072 tokens in one request, roughly 98,304 words.
How much does Mistral Medium 3 cost?
Through OpenRouter, Mistral Medium 3 costs about $0.40 / 1M tokens for input and $2.00 / 1M tokens for output. Prices change, so check before large jobs.
Is Mistral Medium 3 open source?
Mistral Medium 3 does not have downloadable weights. You use it through Mistral or an API provider.
What can Mistral Medium 3 take as input?
Mistral Medium 3 accepts text, image, file and produces text.
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Specs and prices come from OpenRouter and the provider, and are refreshed daily. Last checked 7 May 2025.