Getting started

Get from zero to your first response in four steps.

Sign up at routemux.com and top up your wallet.
Create an API key in the Platform console.
Point any OpenAI-compatible SDK at https://api.routemux.com/v1.
Send your first request and watch usage stream into the dashboard.

curl https://api.routemux.com/v1/chat/completions \
  -H "Authorization: Bearer $ROUTEMUX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5.5",
    "messages": [{ "role": "user", "content": "Say hi from RouteMux" }]
  }'

Agent friendly

Need this page in raw Markdown? Append .md to the URL — every doc page ships an agent-friendly plaintext view.