---
title: getRecentPrioritizationFees
hideTableOfContents: true
h1: getRecentPrioritizationFees RPC Method
---

Returns a list of prioritization fees from recent blocks.

<Callout type="info">
  Currently, a node's prioritization-fee cache stores data from up to 150
  blocks.
</Callout>

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### Parameters

<Parameter type={"array"} optional={true}>

An array of Account addresses (up to a maximum of 128 addresses), as base-58
encoded strings

<Callout type="info">
  If this parameter is provided, the response will reflect a fee to land a
  transaction locking all of the provided accounts as writable.
</Callout>

</Parameter>

### Result

An array of `RpcPrioritizationFee<object>` with the following fields:

- `slot: <u64>` - slot in which the fee was observed
- `prioritizationFee: <u64>` - the per-compute-unit fee paid by at least one
  successfully landed transaction, specified in increments of micro-lamports
  (0.000001 lamports)

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### Code sample

```shell
curl https://api.devnet.solana.com -s -X POST -H "Content-Type: application/json" -d '
  {
    "jsonrpc":"2.0", "id":1,
    "method": "getRecentPrioritizationFees",
    "params": [
      ["CxELquR1gPP8wHe33gZ4QxqGB3sZ9RSwsJ2KshVewkFY"]
    ]
  }
'
```

### Response

```json
{
  "jsonrpc": "2.0",
  "result": [
    {
      "slot": 348125,
      "prioritizationFee": 0
    },
    {
      "slot": 348126,
      "prioritizationFee": 1000
    },
    {
      "slot": 348127,
      "prioritizationFee": 500
    },
    {
      "slot": 348128,
      "prioritizationFee": 0
    },
    {
      "slot": 348129,
      "prioritizationFee": 1234
    }
  ],
  "id": 1
}
```

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