Mistral Medium 3.1 API

Access Mistral Medium 3.1 from Mistral AI using Puter.js AI API.

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Model Card

Mistral Medium 3.1 is Mistral's frontier-class multimodal model released August 2025 with 128K context. It delivers near-frontier performance at $0.4/$2 per million tokens, excelling in reasoning, coding, and enterprise workflows.

Context Window

N/A

tokens

Max Output

131,072

tokens

Input Cost

$0.4

per million tokens

Output Cost

$2

per million tokens

API Usage Example

Add Mistral Medium 3.1 to your app with just a few lines of code.
No API keys, no backend, no configuration required.

<html>
<body>
    <script src="https://js.puter.com/v2/"></script>
    <script>
        puter.ai.chat("Explain quantum computing in simple terms", {
            model: "mistralai/mistral-medium-2508"
        }).then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>

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Get started with Puter.js

Add Mistral Medium 3.1 to your app without worrying about API keys or setup.

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