Mempool API

Mempool.Space API endpoints are available to use with an API Key or from allow-listed domains.

Mainnet: https://api.ordinalsbot.com/mempool

Signet: https://signet-api.ordinalsbot.com/mempool

Testnet: https://testnet-api.ordinalsbot.com/mempool

You can refer to official mempool.space API documentation for all available endpoints.

The Mempool Open Source Project®mempool

Get Block Height

POST https://api.ordinalsbot.com/mempool/api/block-height/:height

Path Parameters

Name	Type	Description
height*	Number	Returns the hash of the block currently at :height

Headers

Name	Type	Description
x-api-key*	String	API Key

200: OK

000000000000000000067bea442af50a91377ac796e63b8d284354feff4042b3

500: Internal Server Error