web3_clientVersion - Polygon

Learn how to use web3_clientVersion JSON-RPC method to retrieve the Polygon client version. Complete guide with examples for identifying node software and version info.

The web3_clientVersion method returns the current client version of the Polygon node. This method is useful for identifying the specific implementation and version of the blockchain client software running on the node.

Use Cases

• Node Verification: Confirm you're connected to the correct Polygon node implementation (Bor)

• Compatibility Checks: Verify the node version supports specific features or RPC methods

• Debugging: Identify potential version-specific issues or behaviors

• Monitoring: Track node software versions across your infrastructure

Parameters

None

Request

cURL

curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
  "jsonrpc": "2.0",
  "method": "web3_clientVersion",
  "params": [],
  "id": "getblock.io"
}'

Response

{
    "id": "getblock.io",
    "jsonrpc": "2.0",
    "result": "bor/v0.3.9-stable/linux-amd64/go1.19.1"
}