MoonshotAI: Kimi K2 0905 API

Access MoonshotAI: Kimi K2 0905 from Moonshot AI using Puter.js AI API.

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Model Card

Kimi K2 0905 is the September 2025 update to Kimi K2, extending context length from 128K to 256K tokens. It improves agentic coding accuracy, scaffold generalization, and frontend coding for web and 3D tasks while maintaining the same 1T parameter MoE architecture.

Context Window

N/A

tokens

Max Output

262,144

tokens

Input Cost

$0.39

per million tokens

Output Cost

$1.9

per million tokens

API Usage Example

Add MoonshotAI: Kimi K2 0905 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: "moonshotai/kimi-k2-0905"
        }).then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>

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Add MoonshotAI: Kimi K2 0905 to your app without worrying about API keys or setup.

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