Get basic information of the protocol#
Get the supported x402 protocol payment schemes and networks that the facilitator is able to verify and settle payments for.
Request address#
GET https://web3.okx.com/api/v6/x402/supported/
Request parameters#
No
Response parameter#
| Parameter | Type | Description |
|---|---|---|
| x402Version | String | The version of the x402 protocol (e.g. 1) |
| scheme | String | Settlement scheme, e.g. exact (one‑time fixed‑amount payment) |
| chainIndex | String | Unique chain identifier, e.g. 196 (X Layer) |
| chainName | String | Chain name, e.g. X Layer |
Request example#
shell
curl --location --request GET 'https://web3.okx.com/api/v6/x402/supported' \
--header 'OK-ACCESS-KEY: 37c541a1-****-****-****-10fe7a038418' \
--header 'OK-ACCESS-SIGN: leaV********3uw=' \
--header 'OK-ACCESS-PASSPHRASE: 1****6' \
--header 'OK-ACCESS-TIMESTAMP: 2023-10-18T12:21:41.274Z'
Response example#
200
{
"code": "0",
"data": [
{
"x402Version": 1,
"scheme": "exact",
"chainIndex": "196",
"chainName": "X Layer"
}
],
"msg": ""
}