> ## Documentation Index
> Fetch the complete documentation index at: https://docs.goldsky.com/llms.txt
> Use this file to discover all available pages before exploring further.

# web3_clientVersion

> Call web3_clientVersion on Goldsky Edge RPC to return the version string of the upstream EVM client, with curl, JavaScript, and Python request examples.

## Parameters

None

## Returns

<ParamField body="clientVersion" type="string">
  Client version string
</ParamField>

## Example

<CodeGroup>
  ```bash cURL theme={"dark"}
  curl -X POST "https://edge.goldsky.com/standard/evm/1?key=demo" \
    -H "Content-Type: application/json" \
    -d '{"jsonrpc": "2.0", "method": "web3_clientVersion", "params": [], "id": 1}'
  ```

  ```javascript JavaScript theme={"dark"}
  const response = await fetch('https://edge.goldsky.com/standard/evm/1?key=demo', {
    method: 'POST',
    headers: { 'Content-Type': 'application/json' },
    body: JSON.stringify({
    "jsonrpc": "2.0",
    "method": "web3_clientVersion",
    "params": [],
    "id": 1
  })
  });
  const { result } = await response.json();
  console.log(result);
  ```

  ```python Python theme={"dark"}
  import requests

  response = requests.post(
      'https://edge.goldsky.com/standard/evm/1?key=demo',
      json={
    "jsonrpc": "2.0",
    "method": "web3_clientVersion",
    "params": [],
    "id": 1
  }
  )
  print(response.json()['result'])
  ```
</CodeGroup>


## Related topics

- [web3_sha3](/edge-rpc/evm/methods/web3_sha3.md)
- [Using Packages](/compose/packages.md)
- [Edge RPC quickstart: make your first JSON-RPC call](/edge-rpc/quickstart.md)
- [Migrate from Gelato W3F](/compose/gelato.md)
- [Edge RPC](/edge-rpc/introduction.md)