> ## Documentation Index
> Fetch the complete documentation index at: https://docs.validationcloud.io/llms.txt
> Use this file to discover all available pages before exploring further.

# getBlockHeight

Returns the current block height of the node.

This method will use `30` [Compute Units](/nodeapi/about/billing).

***

## **Parameters**

* `object` *optional.* Configuration object containing the following fields:
  * `commitment` string. The level of commitment required for the query. The options include:
    * `finalized` string.
      * The node will query the most recent block confirmed by the supermajority of the cluster as having reached maximum lockout, meaning the cluster has recognized this block as finalized.
    * `confirmed` string.
      * The node will query the most recent block that has been voted on by the supermajority of the cluster.
    * `processed` string.
      * The node will query its most recent block. Note that the block may not be complete.
  * `minContextSlot` integer. The minimum slot at which the request can be evaluated.

## Returns

* `result` The current block height encoded in u64 format.

```json theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
// Result
{
	"jsonrpc": "2.0",
	"result": 298214571,
	"id": 1
}	
```

<CodeGroup>
  ```bash title="mainnet" theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
  curl https://mainnet.solana.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
      -X POST \
      -H "Content-Type: application/json" \
      -d '{"jsonrpc":"2.0","id":1, "method":"getBlockHeight"}'
  ```

  ```bash title="devnet" theme={"theme":{"light":"github-light","dark":"github-dark-default"}}
  curl https://devnet.solana.validationcloud.io/v1/<YOUR_API_KEY_HERE> \
      -X POST \
      -H "Content-Type: application/json" \
      -d '{"jsonrpc":"2.0","id":1, "method":"getBlockHeight"}'
  ```
</CodeGroup>


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