# getRecentPrioritizationFees

Returns a list of prioritization fees from recent blocks. Currently, a node's prioritization-fee cache stores data from up to 150 blocks.

#### Parameters required for this RPC call

* An array of Account addresses (up to a maximum of 128 addresses), as base-58 encoded strings. This is an optional parameter.

{% tabs %}
{% tab title="cURL" %}

<pre class="language-bash"><code class="lang-bash">curl https://rpc.shyft.to?api_key=YOUR-API-KEY -s -X \
<strong>  POST -H "Content-Type: application/json" -d ' 
</strong>   {
     "jsonrpc": "2.0",
     "id": 1,
     "method": "getRecentPrioritizationFees",
     "params": [
       ["CxELquR1gPP8wHe33gZ4QxqGB3sZ9RSwsJ2KshVewkFY"]
     ]
   }
 '
</code></pre>

{% endtab %}

{% tab title="Web3.js" %}

```javascript
import { Connection, PublicKey, clusterApiUrl } from "@solana/web3.js";

const connection = new Connection("https://rpc.shyft.to?api_key=YOUR-API-KEY", "confirmed");

let addresses = [new PublicKey("CxELquR1gPP8wHe33gZ4QxqGB3sZ9RSwsJ2KshVewkFY")];

let prioritizationFees = await connection.getRecentPrioritizationFees({
  lockedWritableAccounts: addresses,
});

console.log(prioritizationFees);
```

{% endtab %}

{% tab title="Response" %}
{% code overflow="wrap" %}

```json
{
  "jsonrpc": "2.0",
  "result": [
    {
      "slot": 348125,
      "prioritizationFee": 0
    },
    {
      "slot": 348126, //Slot in which the fee was observed
      "prioritizationFee": 1000 ///The per-compute-unit fee paid by at least one successfully landed transaction, specified in increments of micro-lamports
    },
    {
      "slot": 348127,
      "prioritizationFee": 500
    },
    {
      "slot": 348128,
      "prioritizationFee": 0
    },
    {
      "slot": 348129,
      "prioritizationFee": 1234
    }
  ],
  "id": 1
}
```

{% endcode %}
{% endtab %}
{% endtabs %}


---

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