Reference

List supported kinds

Returns the payment kinds Arcus accepts and the relayer address that submits settlements. Use it to discover networks at runtime or to pin the signer address.

GET/supported

Request

No parameters, no authentication. CORS is open, so browsers can call it directly.

request
sh
curl https://facilitator.arcusnetwork.co/supported

Response

200 OK
json
{
  "kinds": [
    { "x402Version": 2, "scheme": "exact", "network": "eip155:5042" },
    { "x402Version": 2, "scheme": "exact", "network": "eip155:5042002" }
  ],
  "extensions": [],
  "signers": { "eip155:*": ["0xRelayer"] }
}
FieldMeaning
kinds[]One entry per accepted combination of x402 version, scheme and network. Arcus accepts exact on Arc mainnet and testnet.
extensions[]Protocol extensions in use. Currently empty.
signersRelayer addresses keyed by network pattern. The same wallet settles on every Arc network. It only pays gas and never receives funds.

The x402 server SDK calls this endpoint on startup to check that its registered schemes are supported. See the Quickstart for the server setup.