Documentation

Everything you need to integrate with the OminiGate API.

Overview

Quick Start

Get up and running with OminiGate in minutes.

1. Get Your API Key

2. Make Your First Request

Use the OpenAI-compatible endpoint to make your first API call.

curl https://api.ominigate.ai/v1/chat/completions \
  -H "Authorization: Bearer sk-omg-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-4o",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

API Reference

OminiGate provides OpenAI and Anthropic compatible APIs.

Base URL

https://api.ominigate.ai

Authentication

Include your API key in the Authorization header:

Authorization: Bearer sk-omg-your-api-key

Endpoints

POST/v1/chat/completions

OpenAI-compatible chat completions. Supports streaming, function calling, JSON mode, and vision inputs.

curl https://api.ominigate.ai/v1/chat/completions \
  -H "Authorization: Bearer sk-omg-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-4o",
    "messages": [{"role": "user", "content": "Hello!"}],
    "stream": true
  }'

POST/v1/messages

Anthropic-compatible messages API. Supports streaming, tool use, and vision inputs.

curl https://api.ominigate.ai/v1/messages \
  -H "Authorization: Bearer sk-omg-your-api-key" \
  -H "Content-Type: application/json" \
  -H "anthropic-version: 2023-06-01" \
  -d '{
    "model": "anthropic/claude-sonnet-4-20250514",
    "max_tokens": 1024,
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

GET/v1/models

List all available models with pricing and capability information.

curl https://api.ominigate.ai/v1/models \
  -H "Authorization: Bearer sk-omg-your-api-key"

SDK Compatibility

OminiGate is fully compatible with official OpenAI SDKs. Just change the base URL and API key.

Python

pip install openai

from openai import OpenAI
client = OpenAI(
    base_url="https://api.ominigate.ai/v1",
    api_key="sk-omg-...",
)

Node.js

npm install openai

import OpenAI from 'openai';
const client = new OpenAI({
  baseURL: 'https://api.ominigate.ai/v1',
  apiKey: 'sk-omg-...',
});