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POST
eth_getTransactionCount
curl --request POST \
  --url https://tempo-mainnet.core.chainstack.com/c3ce2925b51f1ed18719fe8a23bbdccf/ \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "method": "eth_getTransactionCount",
  "params": [
    "0x9729187D9E8Bbefa8295F39f5634cA454dd9d294",
    "latest"
  ],
  "id": 1
}
'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": "<string>"
}

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.

Tempo API method that returns the number of transactions sent from an address (the nonce). This is used to set the correct nonce when sending transactions.
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​
Parameters

  • address — the address to get the transaction count for
  • blockParameter — the block number (hex) or tag (latest, earliest, pending)

​
Response

  • result — the number of transactions sent from the address encoded as hexadecimal

​
eth_getTransactionCount code examples

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

async function getNonce() {
  const nonce = await web3.eth.getTransactionCount("0x9729187D9E8Bbefa8295F39f5634cA454dd9d294");
  console.log(`Nonce: ${nonce}`);
}

getNonce()

Body

application/json
​
jsonrpc
string
default:2.0
​
method
string
default:eth_getTransactionCount
​
params
any[]

Address and block parameter

​
id
integer
default:1

Response

200 - application/json

The transaction count (nonce)

​
jsonrpc
string
​
id
integer
​
result
string

The number of transactions sent from the address encoded as hexadecimal

Last modified on May 18, 2026