Chat（KAT-Coder）

POST

/chat/completions

KAT-Coder is a high-performance AI programming large model launched by StreamLake, the intelligent computing brand under Kuaishou. It is specifically designed for autonomous coding tasks, aiming to improve development efficiency and empower developers. With powerful Agentic Coding capabilities, it can autonomously reason, plan, and execute tasks through large-scale agent reinforcement learning, efficiently completing function development, defect analysis, unit test generation, and more. KAT-Coder supports over 20 mainstream programming languages, such as C, C++, Java, Python, Go, JavaScript, TypeScript, Rust, and is widely applicable to various development scenarios.

Supported Models:

KAT-Coder-Air-V1

KAT-Coder-Pro-V1

KAT-Coder-Exp-72B-1010

Request

Header Params

Body Params application/json

Example

{
    "model": "KAT-Coder-Pro-V1",
    "messages": [
        {
            "role": "system",
            "content": "You are a helpful assistant."
        },
        {
            "role": "user",
            "content": "你是谁"
        }
    ]
}

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST 'https://api.302.ai/v1/chat/completions' \
--header 'Accept: application/json' \
--header 'Authorization: Bearer ' \
--header 'Content-Type: application/json' \
--data-raw '{
    "model": "KAT-Coder-Pro-V1",
    "messages": [
        {
            "role": "system",
            "content": "You are a helpful assistant."
        },
        {
            "role": "user",
            "content": "你是谁"
        }
    ]
}'

Responses

🟢200OK

application/json

Body

Example

{
    "id": "chatcmpl-123",
    "object": "chat.completion",
    "created": 1677652288,
    "choices": [
        {
            "index": 0,
            "message": {
                "role": "assistant",
                "content": "\n\nHello there, how may I assist you today?"
            },
            "finish_reason": "stop"
        }
    ],
    "usage": {
        "prompt_tokens": 9,
        "completion_tokens": 12,
        "total_tokens": 21
    }
}

Modified at 2025-10-27 07:49:08

Chat（LongCat-Flash-Chat）

Chat（WiseDiag Medical Model）

Chat（KAT-Coder）

Supported Models:#

Request

Request Code Samples

Responses

Supported Models: