web3_clientVersion - Celo

Example code for the web3_clientVersion JSON-RPC method. Complete guide on how to use web3_clientVersion JSON-RPC in GetBlock Web3 documentation.

This method returns the current Celo client version string. Useful for debugging and compatibility checks.

Parameters

• None

Request Examples

cURL

curl

curl -X POST https://shared.eu-central-1.getblock.io/<ACCESS-TOKEN>/ \
-H "Content-Type: application/json" \
-d '{
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "method": "web3_clientVersion",
  "params": []
}'

JavaScript (Axios)

index.js

const axios = require('axios');

const url = 'https://shared.eu-central-1.getblock.io/<ACCESS-TOKEN>/';

const payload = {
  jsonrpc: '2.0',
  id: 'getblock.io',
  method: 'web3_clientVersion',
  params: []
};

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

Python

example.py

import requests
import json

url = "https://shared.eu-central-1.getblock.io/<ACCESS-TOKEN>/"

payload = {
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "method": "web3_clientVersion",
    "params": []
}

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

Response Example

response.json

{
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "result": "Geth/v0.1.0-untagged-b3cca990-20250813/linux-amd64/go1.24.6"
}

Response Definition

Field	Type	Description
result	string	Client version string

Use Cases

• Verify node version

• Check for compatibility

• Debug node issues

• Monitor infrastructure

Error Handling

Error Code	Description
-32603	Internal error