Kwaipilot: KAT-Coder-Pro V1 API

Access Kwaipilot: KAT-Coder-Pro V1 from KwaiPilot using Puter.js AI API.

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Model Card

KAT-Coder-Pro V1 is KwaiKAT's most advanced agentic coding model, developed by Kuaishou's Kwaipilot team. It achieves a 73.4% solve rate on SWE-Bench Verified and is optimized for tool-use, multi-turn interaction, and real-world software engineering tasks through multi-stage training including agentic reinforcement learning.

Context Window N/A

tokens

Max Output 128K

tokens

Input Cost $0.21

per million tokens

Output Cost $0.83

per million tokens

Release Date Sep 1, 2025

 

API Usage Example

Add Kwaipilot: KAT-Coder-Pro V1 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: "kwaipilot/kat-coder-pro"
}).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: "kwaipilot/kat-coder-pro"
        }).then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>

View full documentation →

Frequently Asked Questions

What is this Kwaipilot: KAT-Coder-Pro V1 API about?

The Kwaipilot: KAT-Coder-Pro V1 API gives you access to KwaiPilot's chat model through Puter.js. With just a few lines of JavaScript, you can integrate Kwaipilot: KAT-Coder-Pro V1 into any web app or Node.js project — no API keys, no backend, and no configuration required.

Who created Kwaipilot: KAT-Coder-Pro V1?

Kwaipilot: KAT-Coder-Pro V1 was created by KwaiPilot and released on Sep 1, 2025.

What is the max output length of Kwaipilot: KAT-Coder-Pro V1?

Kwaipilot: KAT-Coder-Pro V1 can generate up to 128K tokens in a single response.

How much does it cost?
The Kwaipilot: KAT-Coder-Pro V1 API is available through the User-Pays Model. As a developer, you can add the Kwaipilot: KAT-Coder-Pro V1 API to your app for free — your users pay for their own AI costs directly.
Price per 1M tokens
Input$0.21
Output$0.83
How do I access the Kwaipilot: KAT-Coder-Pro V1 API?

You can access the Kwaipilot: KAT-Coder-Pro V1 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 Kwaipilot: KAT-Coder-Pro V1 API work with React / Vue / Vanilla JS / Node / etc.?

Yes — the Kwaipilot: KAT-Coder-Pro V1 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 Kwaipilot: KAT-Coder-Pro V1 to your app without worrying about API keys or setup.

Read the Docs View Tutorials