OpenAI API proxy - Use GPT-4, GPT-4o, GPT-3.5-turbo with existing OpenAI SDK. Drop-in replacement for ChatGPT API with access to 200+ LLM models.

OpenAI Compatible API

UniterRouter provides full compatibility with OpenAI's API, allowing you to use any OpenAI SDK or library with 200+ models from multiple providers.

Quick Start

Simply change your base URL to use UniterRouter:

from openai import OpenAI

client = OpenAI(
    base_url="https://api.uniterouter.ai/v1",
    api_key="your_uniterouter_api_key",
)

response = client.chat.completions.create(
    model="gpt-4o",  # or any supported model
    messages=[{"role": "user", "content": "Hello!"}]
)

Drop-in Replacement: Any application using OpenAI SDK can switch to UniterRouter by changing only the base URL and API key.

Supported Endpoints

Endpoint	Method	Description
`/v1/chat/completions`	POST	Create chat completions
`/v1/embeddings`	POST	Generate text embeddings
`/v1/images/generations`	POST	Generate images from text
`/v1/audio/transcriptions`	POST	Transcribe audio to text
`/v1/models`	GET	List available models

Features

Chat Completions

Core API for text generation

Streaming

Real-time token-by-token responses

Vision

Analyze images with multimodal models

Function Calling

Integrate external tools and APIs

Structured Output

JSON mode with schema validation

Reasoning Models

o1, o3, DeepSeek for complex problems

Embeddings

Text embeddings for semantic search

Images

Generate images from text

SDK Examples

Python

pip install openai

TypeScript/Node.js

npm install openai

Environment Variables

export OPENAI_API_KEY="your_uniterouter_api_key"
export OPENAI_BASE_URL="https://api.uniterouter.ai/v1"

OpenAI Compatible