RanGPT
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API Documentation

Complete reference for the RanGPT API. Base URL: https://rangpt.rancoded.com

1. Chat API

Generate text responses using various AI models.

POST /api/chat

Request Body

Field Type Required Description
message string Yes The user's input message.
model string No The AI model to use. Options: gpt-4o (default), gpt-3.5.
systemPrompt string No Custom system instruction to guide the AI's behavior.

Example Request

{
  "message": "Explain quantum computing",
  "model": "gpt-4o",
  "systemPrompt": "You are a physics teacher"
}

Example Response

{
  "text": "Quantum computing is like...",
  "model": "gpt-4o",
  "citations": []
}

2. Image Generation API

Generate images from text descriptions.

POST /api/image

Request Body

Field Type Required Description
prompt string Yes Description of the image to generate.
model string No Image model. Default: deepimg.
style string No Image style. Options: default, anime, cyberpunk.
size string No Aspect ratio. Default: 1:1.

Example Request

{
  "prompt": "A futuristic city with flying cars",
  "model": "deepimg",
  "style": "cyberpunk"
}

Example Response

{
  "success": true,
  "model": "deepimg",
  "imageUrl": "https://..."
}

3. IshChat API

Advanced chat models including Grok and GPT-OSS.

POST /api/ischat

Request Body

Field Type Required Description
message string Yes The user's input message.
model string No Model to use. Options: grok-3-mini (default), grok-4-fast-reasoning, gpt-oss-120b.

Example Request

{
  "message": "What is the meaning of life?",
  "model": "grok-3-mini"
}

Example Response

{
  "text": "The meaning of life is...",
  "model": "grok-3-mini"
}

4. Anime Generation API

Generate high-quality anime and cyberpunk style images.

POST /api/anime

Request Body

Field Type Required Description
prompt string Yes Description of the image.
style string No Style to apply. Options: anime (default), cyberpunk.

Example Request

{
  "prompt": "A magical girl in a forest",
  "style": "anime"
}

Example Response

{
  "images": ["https://..."],
  "model": "anime"
}