Sequencer Backlog

Query off-chain sequencer backlog metrics

Rate limits

• 2400 requests/min or 400 requests/10secs per IP address. (weight = 1)

See more details in API Rate limits

Request

Get sequencer backlog

POST [ARCHIVE_ENDPOINT]

Body

{
  "backlog": {}
}

Response

{
    "total_txs": "45479039",
    "total_submissions": "45478914",
    "backlog_size": "125",
    "updated_at": "1750365790",
    "backlog_eta_in_seconds": "500",
    "txs_per_second": "0.25"
}

Response Fields

Field name	Description
total_txs	Total number of transactions stored in the indexer DB.
total_submissions	Total number of transactions submitted on-chain.
backlog_size	Number of unprocessed transactions (total_txs - total_submissions).
backlog_eta_in_seconds	Estimated time in seconds (float) to clear the entire backlog (null if unavailable).
txs_per_second	Current submission rate in transactions per second (float) (null if unavailable).
updated_at	UNIX timestamp (in seconds) of when the data was last updated.