Get fee parameters of a blockchain

Get latest fee parameters of a blockchain with an optional account type (default to ‘EOA’).

GET /v1/w3s/developer/transactions/feeParameters

Get fee parameters of a blockchain

cURL

curl --request GET \
  --url https://api.circle.com/v1/w3s/developer/transactions/feeParameters \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.circle.com/v1/w3s/developer/transactions/feeParameters"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.circle.com/v1/w3s/developer/transactions/feeParameters', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.circle.com/v1/w3s/developer/transactions/feeParameters",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.circle.com/v1/w3s/developer/transactions/feeParameters"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.circle.com/v1/w3s/developer/transactions/feeParameters")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.circle.com/v1/w3s/developer/transactions/feeParameters")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

response = http.request(request)
puts response.read_body

200

{
  "data": {
    "high": {
      "gasPrice": "<string>",
      "maxFee": "5.935224468",
      "priorityFee": "1.022783914",
      "baseFee": "1.022783914"
    },
    "low": {
      "gasPrice": "<string>",
      "maxFee": "5.935224468",
      "priorityFee": "1.022783914",
      "baseFee": "1.022783914"
    },
    "medium": {
      "gasPrice": "<string>",
      "maxFee": "5.935224468",
      "priorityFee": "1.022783914",
      "baseFee": "1.022783914"
    }
  }
}

{
  "code": 123,
  "message": "<string>"
}

Authorizations

Authorization · string · header · required

Circle's API Keys are formatted in the following structure "PREFIX:ID:SECRET". All three parts are required to make a successful request.

Query Parameters

blockchain · enum<string>

Filter by blockchain. The blockchain network that the resource is to be created on or is currently on.

Available options: ETH, ETH-SEPOLIA, AVAX, AVAX-FUJI, MATIC, MATIC-AMOY, SOL, SOL-DEVNET, ARB, ARB-SEPOLIA, NEAR, NEAR-TESTNET, EVM, EVM-TESTNET, UNI, UNI-SEPOLIA, BASE, BASE-SEPOLIA, OP, OP-SEPOLIA, APTOS, APTOS-TESTNET, ARC-TESTNET, MONAD, MONAD-TESTNET

Example:

"MATIC-AMOY"

accountType · enum<string>

Query by the account type. An account can be a Smart Contract Account (SCA) or an Externally Owned Account (EOA). To learn more, see the account types guide.

If an account type is not specified during the creation of a wallet, it defaults to EOA (Externally Owned Account). Note that Solana and Aptos don't support Smart Contract Account (SCA).

Available options: SCA, EOA

Response

200

application/json

Fee parameters retrieved

data · object · required

Show child attributes