DocumentationAccess MethodsClaude Messages

Claude Messages API

Anthropic Claude Messages protocol.

Endpoint

Endpoint	`POST /v1/messages`
Anthropic-compatible path	`POST /anthropic/v1/messages`

Authentication

Header Authorization: Bearer YOUR_API_KEY

Specify the Claude model via the model field in the request body.

curl example

curl https://your-router-domain.com/v1/messages \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"claude-4.6-sonnet","max_tokens":1024,"messages":[{"role":"user","content":"Hello"}]}'

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