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POST
/
942aad90bb6a082676497030b81e40ba
zkevm_virtualBatchNumber
curl --request POST \
  --url https://nd-363-550-219.p2pify.com/942aad90bb6a082676497030b81e40ba \
  --header 'Content-Type: application/json' \
  --data '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "zkevm_virtualBatchNumber",
  "params": []
}
'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": {}
}

Documentation Index

Fetch the complete documentation index at: https://docs.chainstack.com/llms.txt

Use this file to discover all available pages before exploring further.

Polygon zkEVM API method that returns the current virtual batch number. In the Polygon zkEVM, transactions are grouped into batches. A virtual batch is a batch that is in the process of being created and has not yet been verified. The virtual batch number represents the next batch to be verified using zero-knowledge proofs.
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​
Parameters

  • none

​
Response

  • result — the hexadecimal value of the latest virtual batch number on the Polygon zkEVM network.

​
zkevm_virtualBatchNumber code examples

const Web3 = require("web3");
const NODE_URL = "YOUR_CHAINSTACK_ENDPOINT";
const web3 = new Web3(NODE_URL);

web3.extend({
    property: 'zkEVM',
    methods: [{
      name: 'virtualBatchNumber',
      call: 'zkevm_virtualBatchNumber',
      params: 0,
      inputFormatter: null,
      outputFormatter: null
    }]
  });

async function virtualBatchNumber() {
  const output = await web3.zkEVM.virtualBatchNumber()
  console.log(output)
}

virtualBatchNumber();

Body

application/json
​
id
integer
default:1
​
jsonrpc
string
default:2.0
​
method
string
default:zkevm_virtualBatchNumber
​
params
array

Response

200 - application/json

Returns the current virtual batch number.

​
jsonrpc
string
​
id
integer
​
result
object
Last modified on May 18, 2026