Using KAT Coder Pro V1 on Vercel AI Gateway

Implementation guide · KAT · Kwaipilot

Serverless

Vercel AI Gateway exposes KAT Coder Pro V1 through model ID kwaipilot/kat-coder-pro-v1. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-06-29. Next refresh: weekly.

Quick Start

  1. 1
    Create an account at Vercel AI Gateway and generate an API key.
  2. 2
    Use the Vercel AI Gateway SDK or REST API to call kwaipilot/kat-coder-pro-v1 — see the documentation for request format.
  3. 3
    You'll be billed $0.03/1M input, $1.20/1M output tokens. See full pricing.
API PortalDocumentationPricingModel Card

Code Examples

Install
pip install openai
API key
AI_GATEWAY_API_KEY
Model ID
kwaipilot/kat-coder-pro-v1

creator/model-name e.g. kwaipilot/kat-coder-pro-v2

import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["AI_GATEWAY_API_KEY"],
    base_url="https://ai-gateway.vercel.sh/v1"
)
response = client.chat.completions.create(
    model="kwaipilot/kat-coder-pro-v1",
    messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)

Pricing on Vercel AI Gateway

TypePrice (per 1M)
Input tokens$0.03
Output tokens$1.20

Capabilities

JSON / Tool use

About KAT Coder Pro V1

KAT-Coder-Pro V1 is Kwaipilot's first high-performance agentic coding model, achieving 73.4% on SWE-Bench Verified. It uses a Mixture-of-Experts architecture with approximately 72B active parameters. Context: 256K tokens. Proprietary, available via Vercel AI Gateway and OpenRouter.

Full model details →

Model Specs

Released2025-09-01
Context256k
ArchitectureDecoder Only

More Models on Vercel AI Gateway

KAT Coder Pro V2
All models on Vercel AI Gateway →

Provider

Vercel AI Gateway

Vercel