eth_getTransactionCount

Get the number of transactions sent from an address

Defined in the Ethereum JSON-RPC Specification

Returns the number of transactions sent from an address.

Parameters

address · string · required

The address to get the transaction count for (20 bytes).

blockParameter · string · required

Integer block number, or the string “latest”, “earliest” or “pending”.

Returns

result · string

A hexadecimal string representing the integer of the number of transactions sent from this address.

Request

{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "eth_getTransactionCount",
  "params": [
    "0x407d73d8a49eeb85d32cf465507dd71d507100c1",
    "latest"
  ]
}

Success Response

{
  "id": 1,
  "jsonrpc": "2.0",
  "result": "0x1"
}

Error Handling

Code	Message	Description
-32602	Invalid address or block parameter	The provided address or block parameter is invalid
4100	Requested method not supported	The method is not supported by the wallet

This value is used as the nonce for subsequent transactions from the address.