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Kat Coder Pro V2

Kat Coder Pro V2 is KwaiPilot's second-generation agentic coding model with a context window of 256K tokens and max output of 256K tokens, building on the KAT-Coder series for software engineering tasks.

Tool UseReasoningImplicit Caching
index.ts
import { streamText } from 'ai'


const result = streamText({
  model: 'kwaipilot/kat-coder-pro-v2',
  prompt: 'Why is the sky blue?'
})
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Frequently Asked Questions

  • What is the context window size of Kat Coder Pro V2?

    Kat Coder Pro V2 has a context window of 256K tokens, supporting large codebases and multi-file tasks in a single context.

  • What is the maximum output token limit?

    Up to 256K tokens per request.

  • When was Kat Coder Pro V2 released?

    March 27, 2026.

  • How does V2 differ from V1?

    V2 has a context window of 256K tokens and max output of 256K tokens. Both models share the same core capabilities: parallel tool calling, multi-turn interaction, and coverage of eight software engineering task types.

  • What is the pricing for Kat Coder Pro V2?

    Check the pricing panel on this page for today's numbers. AI Gateway tracks rates across every provider that serves Kat Coder Pro V2.

  • Which providers serve Kat Coder Pro V2?

    The model is available from streamlake through AI Gateway.