/wallet/getchainparameters - Tron

Example code for the getchainparameters REST method. Complete guide on how to use getchainparameters REST method in GetBlock Web3 documentation.

This endpoint returns the current network parameters set by on-chain governance, such as Energy and Bandwidth prices and transaction fees.

Parameters

This endpoint does not require parameters.

Request

cURL

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/wallet/getchainparameters' \
--header 'Content-Type: application/json' \
--data-raw '{}'

JavaScript

example.js

const response = await fetch(
    'https://go.getblock.io/<ACCESS-TOKEN>/wallet/getchainparameters',
    {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify({})
    }
);
console.log(await response.json());

Python

example.py

import requests

response = requests.post(
    'https://go.getblock.io/<ACCESS-TOKEN>/wallet/getchainparameters',
    headers={'Content-Type': 'application/json'},
    json={}
)

print(response.json())

Response

{
  "chainParameter": [
    {
      "key": "getEnergyFee",
      "value": 210
    },
    {
      "key": "getTransactionFee",
      "value": 1000
    },
    {
      "key": "getCreateAccountFee",
      "value": 100000
    }
  ]
}

Response Parameters

Field	Type	Description
chainParameter	array	Network parameters as key and value pairs
chainParameter[].key	string	Parameter name, such as getEnergyFee
chainParameter[].value	integer	Parameter value, in SUN where a price

Use Cases

• Fee Calculation: Read the Energy price to compute call costs

• Cost Modeling: Read transaction and account-creation fees

• Governance Tracking: Detect parameter changes voted on-chain

• Wallet Configuration: Configure fee estimates from live parameters

Error Handling

HTTP Status	Message	Description
200	OK	The request succeeded; some TRON errors are returned in the 200 body as an Error field
400	Bad request	The request body is malformed or a required field is missing
500	Internal error	The node failed to process the request