eth_gasPrice - Celo

Example code for the eth_gasPrice JSON-RPC method. Complete guide on how to use eth_gasPrice JSON-RPC in GetBlock Web3 documentation.

This method returns the current gas price on the Celo network in wei. Celo features extremely low transaction fees (typically sub-cent), making it ideal for micropayments and high-frequency applications. Note: Celo supports fee abstraction, allowing users to pay gas in stablecoins like cUSD.

Parameters

None

Returns

Field

Type

Description

result

string

Current gas price in wei as hexadecimal

Request Example

cURL

curl -X POST https://go.getblock.io/<ACCESS-TOKEN>/ \
-H "Content-Type: application/json" \
-d '{
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "method": "eth_gasPrice",
  "params": []
}'

JavaScript (Axios)

const axios = require('axios');

const url = 'https://go.getblock.io/<ACCESS-TOKEN>/';

const payload = {
  jsonrpc: '2.0',
  id: 'getblock.io',
  method: 'eth_gasPrice',
  params: []
};

axios.post(url, payload, {
  headers: { 'Content-Type': 'application/json' }
})
.then(response => console.log(response.data))
.catch(error => console.error(error));

Python

import requests
import json

url = "https://go.getblock.io/<ACCESS-TOKEN>/"

payload = {
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "method": "eth_gasPrice",
    "params": []
}

response = requests.post(url, headers={"Content-Type": "application/json"}, json=payload)
print(response.json())

Rust

use reqwest::Client;
use serde_json::json;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = Client::new();
    
    let payload = json!({
        "jsonrpc": "2.0",
        "id": "getblock.io",
        "method": "eth_gasPrice",
        "params": []
    });

    let response = client
        .post("https://go.getblock.io/<ACCESS-TOKEN>/")
        .header("Content-Type", "application/json")
        .json(&payload)
        .send()
        .await?;

    let result: serde_json::Value = response.json().await?;
    println!("{:#?}", result);
    
    Ok(())
}

Response Example

Response (JSON)

{
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "result": "0x5d21dba00"
}

Response Parameters

Parameter

Type

Description

result

string

Gas price in wei (0x5d21dba00 = 25 Gwei)

Use Cases

Estimate transaction costs
Set appropriate gas prices for transactions
Monitor network congestion
Calculate fee budgets for dApps
Compare with stablecoin gas prices (fee abstraction)

Error Handling

Error Code

Description

-32603

Internal error - node processing issues

-32000

Server error - RPC endpoint unavailable

SDK Integration

Ethers.js

const { ethers } = require('ethers');

const provider = new ethers.JsonRpcProvider('https://go.getblock.io/<ACCESS-TOKEN>/');

const gasPrice = await provider.getFeeData();
console.log(ethers.formatUnits(gasPrice.gasPrice, 'gwei')); // Convert to Gwei

Viem

import { createPublicClient, http, formatGwei } from 'viem';
import { celo } from 'viem/chains';

const client = createPublicClient({
  chain: celo,
  transport: http('https://go.getblock.io/<ACCESS-TOKEN>/')
});

const gasPrice = await client.getGasPrice();
console.log(formatGwei(gasPrice));

ContractKit

const { newKit } = require('@celo/contractkit');

const kit = newKit('https://go.getblock.io/<ACCESS-TOKEN>/');

const gasPrice = await kit.web3.eth.getGasPrice();
console.log(kit.web3.utils.fromWei(gasPrice, 'gwei'));

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