POST
/
evm
eth_getTransactionCount
curl --request POST \
  --url https://hyperliquid-mainnet.core.chainstack.com/4f8d8f4040bdacd1577bff8058438274/evm \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "method": "eth_getTransactionCount",
  "params": [
    "0xFC1286EeddF81d6955eDAd5C8D99B8Aa32F3D2AA",
    "latest"
  ],
  "id": 1
}'
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x1a"
}
Returns the number of transactions sent from an address (the nonce). This is essential for creating new transactions with the correct nonce value.
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​
Parameters

  • address (string, required) — The 20-byte account address
  • block (string, required) — Block identifier: "latest" (only the latest block is supported on Hyperliquid)

​
Returns

Returns the transaction count (nonce) as a hexadecimal string.
On Hyperliquid, only the "latest" block parameter is supported for this method. The "pending" state is not supported on the default RPC.

​
Use cases

  • Transaction creation — Get the correct nonce for new transactions
  • Wallet applications — Manage transaction ordering and nonce assignment
  • Account monitoring — Track account activity and transaction frequency
  • Batch operations — Create multiple transactions with sequential nonces
  • Transaction replacement — Replace stuck transactions using the same nonce
  • Smart contract deployment — Calculate contract addresses using deployer nonce

Body

application/json
​
jsonrpc
enum<string>
default:2.0
required

JSON-RPC version

Available options:
2.0
​
method
enum<string>
default:eth_getTransactionCount
required

The RPC method name

Available options:
eth_getTransactionCount
​
params
any[]
required

Parameters: [address, block]

​
id
integer
default:1
required

Request identifier

Response

200 - application/json

Successful response with the transaction count

​
jsonrpc
string

JSON-RPC version

​
id
integer

Request identifier

​
result
string

The transaction count (nonce) as a hexadecimal string