Claude 3.7 Sonnet API

Access Claude 3.7 Sonnet from Anthropic using Puter.js AI API.

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Model Card

Claude 3.7 Sonnet is Anthropic's first hybrid reasoning model, released February 2025. It combines instant responses with an extended thinking mode where users can control the "thinking budget" to balance speed vs. depth.

Context Window

200K

tokens

Max Output

8,192

tokens

Input Cost

$3

per million tokens

Output Cost

$15

per million tokens

API Usage Example

Add Claude 3.7 Sonnet 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: "anthropic/claude-3-7-sonnet"
        }).then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>

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Add Claude 3.7 Sonnet to your app without worrying about API keys or setup.

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