Nous: Hermes 4 405B API

Access Nous: Hermes 4 405B from Nous Research using Puter.js AI API.

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Model Card

Hermes 4 405B is a frontier hybrid-mode reasoning model based on Llama-3.1-405B, trained on a 60B token dataset with verified reasoning traces. It features toggleable deep reasoning via think tags, massive improvements in math, code, STEM, and logic, and achieves state-of-the-art on RefusalBench for reduced censorship.

Context Window

N/A

tokens

Max Output

N/A

tokens

Input Cost

$1

per million tokens

Output Cost

$3

per million tokens

API Usage Example

Add Nous: Hermes 4 405B 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: "nousresearch/hermes-4-405b"
        }).then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>

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