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POST
/
v1
/
chat
/
completions
chat image mode
curl --request POST \
  --url https://gptproto.com/v1/chat/completions \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --data '{
  "model": "<string>",
  "messages": [
    {}
  ],
  "max_tokens": 123
}'
{
  "error": {
    "message": "Invalid request parameters",
    "type": "invalid_request_error",
    "code": "invalid_parameters"
  }
}

​
Overview

This endpoint provides chat image mode functionality.

​
Authentication

This endpoint requires authentication using a Bearer token.
​
Authorization
string
required
Your API key in the format: Bearer YOUR_API_KEY

​
Request Body

​
model
string
required
The model to use for the request
​
messages
array
required
Array of message objects for the conversation
​
max_tokens
integer
Maximum number of tokens to generate

​
Request Example

curl -X POST "https://gptproto.com/v1/chat/completions" \
  -H "Authorization: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "gpt-4.1-mini",
  "messages": [
    {
      "role": "user",
      "content": [
        {
          "type": "text",
          "text": "What is in this image?"
        },
        {
          "type": "image_url",
          "image_url": {
            "url": "https://upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Gfp-wisconsin-madison-the-nature-boardwalk.jpg/2560px-Gfp-wisconsin-madison-the-nature-boardwalk.jpg"
          }
        }
      ]
    }
  ],
  "max_tokens": 5000
}'

​
Response

​
Success
200
Successful response
{
  "status": "success"
}

​
Error Responses

{
  "error": {
    "message": "Invalid request parameters",
    "type": "invalid_request_error",
    "code": "invalid_parameters"
  }
}