v1

latestOpenAPI 3.0.0MIT2026-07-17124105392.5 KB
Cardano » Mempool

Mempool

Return transactions that are currently stored in Blockfrost mempool, waiting to be included in a newly minted block. Shows only transactions submitted via Blockfrost.io.

<p> <span class="hosted">Hosted</span> Endpoint only available for hosted variant. </p>
get/mempool

Query parameters

countinteger

The number of results displayed on one page.

pageinteger

The page number for listing the results.

order'asc' | 'desc'

Ordered by the time of transaction submission. By default, we return oldest first, newest last.

Response

Return the contents of the mempool

tx_hashstring required

Hash of the transaction

Example response

[
  {
    "tx_hash": "1a0570af966fb355a7160e4f82d5a80b8681b7955f5d44bec0dce628516157f0"
  }
]