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Quick Navigation

Quick Start

Make your first API call in 2 minutes

Setup Guide

Complete setup and configuration

First Request

Your first AI request step-by-step

Next Steps

What to do after getting started

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What is MegaLLM?

MegaLLM is a universal AI platform that provides access to 70+ large language models through a single API. Instead of managing multiple API keys and integrations, you get:
  • One API for all models
  • One bill for all usage
  • One integration to maintain

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Supported Models

  • OpenAI: GPT-4, GPT-5, GPT-3.5 Turbo
  • Anthropic: Claude Opus 4, Claude Sonnet, Claude Haiku
  • Google: Gemini 2.5 Pro, Gemini Flash
  • Meta: Llama 3 70B, Llama 3 8B
  • And 60+ more models!

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Why Choose MegaLLM?

Access all major AI models through one API. No need to integrate with multiple providers separately.
Drop-in replacement for OpenAI and Anthropic SDKs. Just change the base URL and you’re ready to go.
Built-in failover ensures your application keeps running even when a model is down.
Easily switch between models to optimize for cost, speed, or quality without code changes.
Unified billing across all providers. Track usage and costs in one dashboard.

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3-Step Setup

1

Get API Key

Sign up at megallm.io and generate your API key
2

Install SDK

Use the OpenAI or Anthropic SDK you already know
pip install openai
# or
pip install anthropic
3

Make Request

Point to MegaLLM and start using any model
from openai import OpenAI

client = OpenAI(
    base_url="https://ai.megallm.io/v1",
    api_key="your-megallm-api-key"
)

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Choose Your Path

  • I'm New to AI
  • I Use OpenAI
  • I Use Anthropic
  • I'm a Developer
Perfect! Start here:
  1. Quick Start Guide - Get your API key and make your first request
  2. First Request Tutorial - Step-by-step walkthrough
  3. Browse Models - Explore available models
  4. FAQ - Common questions

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Next Steps

Quick Start

Make your first request in 2 minutes

View All Models

Browse 70+ available AI models

Developer Docs

Comprehensive API documentation

CLI Tool

Set up AI coding assistants

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Need Help?