LLMsRelay Documentation
Browse the full LLMsRelay documentation: getting started, API reference, IDE guides, SDKs, billing, and usage best practices.
LLMsRelay is an independently operated API gateway. It is not affiliated with or endorsed by Anthropic, PBC. Product and model names are used only to describe compatibility.
Getting Started
API Reference
Guides
SDKs
Learn
- How to Make Money with AI APIs
- How to Buy a Claude API Key
- Claude API Key Setup in 2 Minutes
- Claude API Key for Cursor
- Claude API for VS Code
- Claude API Instant Access
- Claude API Crypto Payment
- Claude API Gateway
- Cheapest Claude API Access
- Claude vs OpenAI API
- Claude API vs Direct
- LLMsRelay vs ProxyAPI
- LLMsRelay vs VseLLM
- LLMsRelay vs OpenRouter
- LLMsRelay vs Portkey
- Pricing Explained
- Save Tokens on Claude API
- Claude API for Russia
- OpenAI-Compatible Claude API
- OpenAI API Access
- Codex CLI API
- OpenAI-Compatible API
- Cheapest OpenAI API
- Claude in Cursor (No Anthropic)
- Why Choose LLMsRelay
- Supported Countries
- How Billing Works
- Activation Time
- Support & Refunds
- Claude Code Free
- Free Claude API Key
- Claude Opus Free API
- Claude Sonnet Free API
- Claude Haiku Free API
- Claude API Starter pack
- Claude 3.5 vs 4.6
- Claude X20 Max / Max 20x