getRecentPerformanceSamples

Returns a list of recent performance samples, in reverse slot order. Performance samples are taken every 60 seconds and include the number of transactions and slots that occur in a given time window.

getRecentPerformanceSamples

POSThttps://mainnet.helius-rpc.com/?api-key=<api-key>

Body

application/json

jsonrpc*enum

The JSON-RPC protocol version.

Example: "2.0"

2.0

id*string

A unique identifier for the request.

Example: "1"

method*enum

The name of the RPC method to invoke.

Example: "getRecentPerformanceSamples"

getRecentPerformanceSamples

paramsarray of integer

Optional parameter to limit the number of samples to return.

Response

200400401500

Successfully retrieved performance samples.

Body

application/json

jsonrpcenum

The JSON-RPC protocol version.

Example: "2.0"

2.0

idstring

Identifier matching the request.

Example: "1"

resultarray of object

List of performance samples.

Request

JavaScriptCurlPython

const response = await fetch('https://mainnet.helius-rpc.com/?api-key=<api-key>', {
    method: 'POST',
    headers: {
      "Content-Type": "application/json"
    },
    body: JSON.stringify({
      "jsonrpc": "2.0",
      "id": "1",
      "method": "getRecentPerformanceSamples"
    }),
});
const data = await response.json();

Response

200400401500

{
  "jsonrpc": "2.0",
  "id": "1",
  "result": [
    {
      "slot": 348125,
      "numTransactions": 126,
      "numNonVoteTransactions": 1,
      "samplePeriodSecs": 60,
      "numSlots": 126
    }
  ]
}