Broadcast API docs

The machine-readable contract is served at /openapi.json. Only the free preflight endpoint is live today. Paid publication jobs, x402 settlement, and marketplace writes are not yet available.

Free preflight

curl -sS -X POST https://broadcast.melchiorlabs.com/v1/distribution/preflight \
  -H 'content-type: application/json' \
  -d '{
    "origin": "https://api.example.com",
    "targets": ["x402-list", "x402scan", "agent-tools", "agent402-index", "402.ad", "bazaar"]
  }'

Health

curl -sS https://broadcast.melchiorlabs.com/health