mempool-blocks: Get mempool block projections

API: mempool.space:mempool
Endpoint: /v1/fees/mempool-blocks
Response format: text/plain
Auth: none
Method: GET
Last Status: 200
Latency: 141ms

Description

Returns projected mempool blocks with fee statistics for upcoming blocks.

Examples (1)

Get mempool block projections probe-gate
curl 'https://mempool.space/api/v1/fees/mempool-blocks'
import requests

resp = requests.get("https://mempool.space/api/v1/fees/mempool-blocks")
data = resp.json()
import zingu_apis

api = zingu_apis.api("mempool")
result = api.fetch("v1/fees/mempool-blocks")

for item in result:
    print(item)
const resp = await fetch("https://mempool.space/api/v1/fees/mempool-blocks");
const data = await resp.json();

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-04-16 17:48:56.995816 200 141ms
2026-04-16 03:50:27.160426 200 147ms
2026-04-15 02:30:42.864692 200 148ms
2026-04-14 00:16:48.861180 200 151ms
2026-04-12 12:34:36.818726 200 150ms
2026-04-10 00:07:23.244687 200 121ms
2026-04-09 00:36:31.649951 200 141ms
2026-04-08 00:34:03.630529 200 159ms
2026-04-07 01:48:57.379704 200 130ms
2026-04-06 06:46:58.462627 200 159ms
2026-04-05 14:55:26.382280 200 170ms
2026-04-05 00:40:54.847958 200 412ms
2026-04-04 10:03:49.490643 200 120ms
2026-03-27T20:02:08.071821 200 84ms