import {
  DocBlock,
  DocSideBySide,
  CodeParams,
  Parameter,
  Field,
  Values,
  CodeSnippets,
} from "../../../components/CodeDocBlock";

<DocBlock>

## getRecentBlockhash

:::warning DEPRECATED
This method is expected to be removed in solana-core v2.0
**Please use [getLatestBlockhash](#getlatestblockhash) instead**
:::

Returns a recent block hash from the ledger, and a fee schedule that can be used to compute the cost of submitting a transaction using it.

<DocSideBySide>

<CodeParams>

### Parameters:

<Parameter type={"string"} required={true}>
  Pubkey of account to query, as base-58 encoded string
</Parameter>

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

Configuration object containing the following fields:

<Field
  name="commitment"
  type="string"
  optional={true}
  href="/api/http#configuring-state-commitment"
></Field>

</Parameter>

### Result:

An RpcResponse containing a JSON object consisting of a string blockhash and FeeCalculator JSON object.

- `RpcResponse<object>` - RpcResponse JSON object with `value` field set to a JSON object including:
- `blockhash: <string>` - a Hash as base-58 encoded string
- `feeCalculator: <object>` - FeeCalculator object, the fee schedule for this block hash

</CodeParams>

<CodeSnippets>

### Code sample:

```bash
curl http://localhost:8899 -X POST -H "Content-Type: application/json" -d '
  {"jsonrpc":"2.0","id":1, "method":"getRecentBlockhash"}
'
```

### Response:

```json
{
  "jsonrpc": "2.0",
  "result": {
    "context": {
      "slot": 1
    },
    "value": {
      "blockhash": "CSymwgTNX1j3E4qhKfJAUE41nBWEwXufoYryPbkde5RR",
      "feeCalculator": {
        "lamportsPerSignature": 5000
      }
    }
  },
  "id": 1
}
```

</CodeSnippets>
</DocSideBySide>
</DocBlock>
