获取预估 Gas 限额#

通过交易信息，获取预估消耗的 gas 限额。当前仅支持 Evm, Cosmos 系的网络。

请求地址#

POST https://www.okx.com/api/v5/waas/transaction/get-estimate-gas

请求参数#

Parameter	Type	Required	Description
chainId	String	Yes	链唯一标识
addrFrom	String	Yes	交易 From 地址
addrTo	String	Yes	交易 To 地址
txAmount	String	Yes	交易发送金额
extJson	Json Object	Yes	链上调用参数
>inputdata	String	No	调用合约时的 callData

响应参数#

Parameter	Type	Description
gasLimit	String	预估 gas 消耗

请求示例#

shell

curl --location --request POST 'https://www.okx.com/api/v5/waas/transaction/get-estimate-gas' \
--header 'Content-Type: application/json' \
--header 'OK-ACCESS-PROJECT: 86af********d1bc' \
--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' \
--data-raw '{
  "addrFrom": "0x383c8208b4711256753b70729ba0cf0cda55efad",
  "addrTo": "0x4ad041bbc6fa102394773c6d8f6d634320773af4",
  "txAmount": "31600000000000000",
  "chainId": "1",
  "extJson": {
    "inputData": "041bbc6fa102394773c6d8f6d634320773af4"
  }
}'

响应示例#

200

{
  "code": 0,
  "msg": "success",
  "data": [{
    "gasLimit": "308781"
  }]
}