Estimate energy

TIP

Due to the real-time changes in the energy frozen by TRON. It is recommended to place an order to purchase the amount of energy, and use the value of the estimated energy rounded up. Please use your own judgment according to your business needs.

API Method

GET /v2/order/estimate_energy

Request params

Field	Position	Type	Required	Description
from_address	query	string	true
contract_address	query	string	false	If not filled, the default is USDT contract address: TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t
to_address	query	string	true

Responses

Field	Type	Required	Description
code	integer	true	Response code
msg	string	true	Code description
request_id	string	true
data	object
» from_address	string	true
» contract_address	string	true
» to_address	string	true
» energy_used	integer	true	estimated energy consumption
» fee	number	true	Estimated energy consumption to burn TRX

Response example

{
    "code": 0,
    "msg": "ok",
    "request_id": "ffedfc9f-bd0b-4d56-bedf-0d54ff722e86",
    "data": {
        "from_address": "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t",
        "contract_address": "TXLAQ63Xg1NAzckPwKHvzw7CSEmLMEqcdj",
        "to_address": "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t",
        "energy_used": 13430,
        "fee": 5.6406
    }
}

Code demo

Shell

curl --location --request GET 'https://feee.io/open/v2/order/estimate_energy?from_address=<from_address>&contract_address=<contract_address>&to_address=<to_address>' \
--header 'key: <key>' \
--header 'User-Agent: Feee.io Shell Client/1.0.0 (https://feee.io)'

Golang

package main

import (
   "fmt"
   "net/http"
   "io/ioutil"
)

func main() {

   url := "https://feee.io/open/v2/order/estimate_energy?from_address=%3Cfrom_address%3E&contract_address=%3Ccontract_address%3E&to_address=%3Cto_address%3E"
   method := "GET"

   client := &http.Client {
   }
   req, err := http.NewRequest(method, url, nil)

   if err != nil {
      fmt.Println(err)
      return
   }
   req.Header.Add("key", "<key>")
   req.Header.Add("User-Agent", "Feee.io Golang Client/1.0.0 (https://feee.io)")

   res, err := client.Do(req)
   if err != nil {
      fmt.Println(err)
      return
   }
   defer res.Body.Close()

   body, err := ioutil.ReadAll(res.Body)
   if err != nil {
      fmt.Println(err)
      return
   }
   fmt.Println(string(body))
}

PHP

<?php

$curl = curl_init();

curl_setopt_array($curl, array(
   CURLOPT_URL => 'https://feee.io/open/v2/order/estimate_energy?from_address=%3Cfrom_address%3E&contract_address=%3Ccontract_address%3E&to_address=%3Cto_address%3E',
   CURLOPT_RETURNTRANSFER => true,
   CURLOPT_ENCODING => '',
   CURLOPT_MAXREDIRS => 10,
   CURLOPT_TIMEOUT => 0,
   CURLOPT_FOLLOWLOCATION => true,
   CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
   CURLOPT_CUSTOMREQUEST => 'GET',
   CURLOPT_HTTPHEADER => array(
      'key: <key>',
      'User-Agent: Feee.io PHP Client/1.0.0 (https://feee.io)'
   ),
));

$response = curl_exec($curl);

curl_close($curl);
echo $response;

Python

import http.client

conn = http.client.HTTPSConnection("feee.io")
payload = ''
headers = {
   'key': '<key>',
   'User-Agent': 'Feee.io Python Client/1.0.0 (https://feee.io)'
}
conn.request("GET", "/open/v2/order/estimate_energy?from_address=%3Cfrom_address%3E&contract_address=%3Ccontract_address%3E&to_address=%3Cto_address%3E", payload, headers)
res = conn.getresponse()
data = res.read()
print(data.decode("utf-8"))

Java

OkHttpClient client = new OkHttpClient().newBuilder()
   .build();
MediaType mediaType = MediaType.parse("text/plain");
RequestBody body = RequestBody.create(mediaType, "");
Request request = new Request.Builder()
   .url("https://feee.io/open/v2/order/estimate_energy?from_address=<from_address>&contract_address=<contract_address>&to_address=<to_address>")
   .method("GET", body)
   .addHeader("key", "<key>")
   .addHeader("User-Agent", "Feee.io Java Client/1.0.0 (https://feee.io)")
   .build();
Response response = client.newCall(request).execute();