> For the complete documentation index, see [llms.txt](https://api.fwallet.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api.fwallet.net/block/get-block-id.md).

# Get Block Id

Get a block ID given a block height.

**Request:**\
`requestType` is *getBlockId*\
`height` is the block height

**Response:**

(S) `block` is the block ID\
(N) `requestProcessingTime` is the API request processing time (in millisec)