LM0 Documentation
v1 · public APIOne gateway for every model you ship
OpenAI- and Anthropic-compatible LLM gateway with unified routing, usage metering, and
credits. Point your existing SDK at api.17.wtf.
Getting Started
Create a key, pick a base URL, and ship your first request in minutes.
Start hereAPI Reference
OpenAI Chat Completions, Responses, and Anthropic Messages — one gateway.
Explore APIGuides
Streaming, compatibility matrices, and practical integration patterns.
Read guidesArchitecture
How LM0 normalizes requests, routes providers, and meters usage.
How it worksBrowse
Popular pages
- Introduction What LM0 is and why teams use a multi-provider LLM gateway. What LM0 is and why teams use a multi-provider LLM gateway.
- Quickstart Make your first request to LM0 in under a minute. Make your first request to LM0 in under a minute.
- API Overview Public endpoints, auth, and maintenance behavior for the LM0 gateway. Public endpoints, auth, and maintenance behavior for the LM0 gateway.
- Authentication How to authenticate to the LM0 public API with OpenAI or Anthropic header styles. How to authenticate to the LM0 public API with OpenAI or Anthropic header styles.
- Models Listing models and understanding pool/model IDs on LM0. Listing models and understanding pool/model IDs on LM0.
- Chat Completions OpenAI-compatible chat completions on POST /v1/chat/completions. OpenAI-compatible chat completions on POST /v1/chat/completions.
- Messages Anthropic-compatible Messages API on POST /v1/messages. Anthropic-compatible Messages API on POST /v1/messages.
- Responses OpenAI Responses API surface (stateless subset) on POST /v1/responses. OpenAI Responses API surface (stateless subset) on POST /v1/responses.