AllenAI: Olmo 3.1 32B Think API

Access AllenAI: Olmo 3.1 32B Think from Allen AI using Puter.js AI API.

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Model Card

OLMo 3.1 32B Think is the updated flagship reasoning model from AI2 with an additional three weeks of reinforcement learning training beyond OLMo 3. It uses long chain-of-thought thinking for complex reasoning tasks and remains fully open with all training artifacts publicly available.

Context Window N/A

tokens

Max Output 66K

tokens

Input Cost $0.15

per million tokens

Output Cost $0.5

per million tokens

Release Date Dec 10, 2025

 

API Usage Example

Add AllenAI: Olmo 3.1 32B Think 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: "allenai/olmo-3.1-32b-think"
}).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: "allenai/olmo-3.1-32b-think"
        }).then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>

View full documentation →

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Frequently Asked Questions

What is this AllenAI: Olmo 3.1 32B Think API about?

The AllenAI: Olmo 3.1 32B Think API gives you access to Allen AI's chat model through Puter.js. With just a few lines of JavaScript, you can integrate AllenAI: Olmo 3.1 32B Think into any web app or Node.js project — no API keys, no backend, and no configuration required.

Who created AllenAI: Olmo 3.1 32B Think?

AllenAI: Olmo 3.1 32B Think was created by Allen AI and released on Dec 10, 2025.

What is the max output length of AllenAI: Olmo 3.1 32B Think?

AllenAI: Olmo 3.1 32B Think can generate up to 66K tokens in a single response.

How much does it cost?
The AllenAI: Olmo 3.1 32B Think API is available through the User-Pays Model. As a developer, you can add the AllenAI: Olmo 3.1 32B Think API to your app for free — your users pay for their own AI costs directly.
Price per 1M tokens
Input$0.15
Output$0.5
How do I access the AllenAI: Olmo 3.1 32B Think API?

You can access the AllenAI: Olmo 3.1 32B Think 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 AllenAI: Olmo 3.1 32B Think API work with React / Vue / Vanilla JS / Node / etc.?

Yes — the AllenAI: Olmo 3.1 32B Think 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 AllenAI: Olmo 3.1 32B Think to your app without worrying about API keys or setup.

Read the Docs View Tutorials