Devstral Small 1.1 API

Access Devstral Small 1.1 from Mistral AI using Puter.js AI API.

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Model Card

Devstral Small is a 24B parameter agentic coding model built with All Hands AI, achieving 46.8% on SWE-Bench Verified. Released under Apache 2.0, it can run locally on a single RTX 4090 or 32GB RAM Mac for autonomous software development.

Context Window N/A

tokens

Max Output 131K

tokens

Input Cost $0.1

per million tokens

Output Cost $0.3

per million tokens

Input text

modalities

Tool Use Yes

 

Knowledge Cutoff May 2025

 

Release Date Jul 10, 2025

 

API Usage Example

Add Devstral Small 1.1 to your app with just a few lines of code.
No API keys, no backend, no configuration required.

// npm install @heyputer/puter.js
import { puter } from '@heyputer/puter.js';

puter.ai.chat("Explain quantum computing in simple terms", {
    model: "mistralai/devstral-small-2507"
}).then(response => {
    document.body.innerHTML = response.message.content;
});

<html>
<body>
    <script src="https://js.puter.com/v2/"></script>
    <script>
        puter.ai.chat("Explain quantum computing in simple terms", {
            model: "mistralai/devstral-small-2507"
        }).then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>

View full documentation →

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Frequently Asked Questions

What is this Devstral Small 1.1 API about?

The Devstral Small 1.1 API gives you access to Mistral AI's chat model through Puter.js. With just a few lines of JavaScript, you can integrate Devstral Small 1.1 into any web app or Node.js project — no API keys, no backend, and no configuration required.

Who created Devstral Small 1.1?

Devstral Small 1.1 was created by Mistral AI and released on Jul 10, 2025.

What is the max output length of Devstral Small 1.1?

Devstral Small 1.1 can generate up to 131K tokens in a single response.

What is the knowledge cutoff of Devstral Small 1.1?

Devstral Small 1.1 has a knowledge cutoff date of May 2025. This means the model was trained on data available up to that date.

What types of input can Devstral Small 1.1 process?

Devstral Small 1.1 accepts the following input types: text. It produces: text.

Does Devstral Small 1.1 support tool use (function calling)?

Yes, Devstral Small 1.1 supports tool use (function calling), allowing it to interact with external tools, APIs, and data sources as part of its response flow.

How much does it cost?
The Devstral Small 1.1 API is available through the User-Pays Model. As a developer, you can add the Devstral Small 1.1 API to your app for free — your users pay for their own AI costs directly.
Price per 1M tokens
Input$0.1
Output$0.3
How do I access the Devstral Small 1.1 API?

You can access the Devstral Small 1.1 API with just a few lines of JavaScript — no API keys, no backend, and no configuration required. Include the Puter.js library in your project and start making calls right away. For more details, check out our documentation.

Does the Devstral Small 1.1 API work with React / Vue / Vanilla JS / Node / etc.?

Yes — the Devstral Small 1.1 API works with any JavaScript framework, Node.js, or plain HTML through Puter.js. Just include the library and start building. See the documentation for more details.

Get started with Puter.js

Add Devstral Small 1.1 to your app without worrying about API keys or setup.

Read the Docs View Tutorials