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POST
eth_getTransactionCount
curl --request POST \
  --url https://tempo-moderato.core.chainstack.com/a25a421add2280d53fdbc23417055501/ \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "method": "eth_getTransactionCount",
  "params": [
    "0x9729187D9E8Bbefa8295F39f5634cA454dd9d294",
    "latest"
  ],
  "id": 1
}
'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": "<string>"
}
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 January 23, 2026