Chat Completions (General)

POST

https://app.ppapi.ai/v1/chat/completions

Given a prompt, the model will return one or more predicted completions, and can also return the
probabilities of alternative tokens at each position.

Create a completion for the provided prompt and parameters.

Request

Header Params

Body Params application/json

Example

{
    "messages": [
        {
            "role": "system",
            "content": "You are a large language model assistant."
        },
        {
            "role": "user",
            "content": "Hello"
        }
    ],
    "stream": false,
    "model": "gpt-5",
    "temperature": 0.5,
    "presence_penalty": 0,
    "frequency_penalty": 0,
    "top_p": 1
}

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST 'https://app.ppapi.ai/v1/chat/completions' \
--header 'Authorization: Bearer {{YOUR_API_KEY}}' \
--header 'Content-Type: application/json' \
--data-raw '{
    "messages": [
        {
            "role": "system",
            "content": "You are a large language model assistant."
        },
        {
            "role": "user",
            "content": "Hello"
        }
    ],
    "stream": false,
    "model": "gpt-5",
    "temperature": 0.5,
    "presence_penalty": 0,
    "frequency_penalty": 0,
    "top_p": 1
}'

Responses

🟢200Success

application/json

Body

Example

{
    "id": "chatcmpl-AJaak2I8cuhBbdpMor1SikpkWOvSy",
    "object": "chat.completion",
    "created": 1729232254,
    "model": "gpt-3.5-turbo",
    "choices": [
        {
            "index": 0,
            "message": {
                "role": "assistant",
                "content": "Hello, I am an AI assistant. I am a virtual agent without emotions, but I can help you answer questions and provide information. How can I help you today?"
            },
            "logprobs": null,
            "finish_reason": "stop"
        }
    ],
    "usage": {
        "prompt_tokens": 27,
        "completion_tokens": 57,
        "total_tokens": 84
    },
    "system_fingerprint": null
}

Modified at 2026-03-13 10:31:52