Outage in Hiro

Mainnet Stacks Core Outage

Resolved Major
January 03, 2026 - Started 9 days ago - Lasted about 1 hour
Official incident page

Incident Report

We are investigating an issue with the Mainnet Stacks Blockchain Node that began at Jan 2, 2026, 10:10 PM ET. Data retrieved from this API’s endpoints may be several blocks behind. The Stacks Explorer, wallets, and any services using the Testnet API may be impacted. We will share more details as additional information becomes available.
Components affected
Hiro Stacks Blockchain API

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Latest Updates ( sorted recent to last )
RESOLVED 9 days ago - at 01/03/2026 04:28AM

This incident has been resolved.

INVESTIGATING 9 days ago - at 01/03/2026 03:10AM

We are investigating an issue with the Mainnet Stacks Blockchain Node that began at Jan 2, 2026, 10:10 PM ET.
Data retrieved from this API’s endpoints may be several blocks behind. The Stacks Explorer, wallets, and
any services using the Testnet API may be impacted.
We will share more details as additional information becomes available.

Latest Hiro outages

Mainnet Stacks Blockchain API Errors - about 18 hours ago
Mainnet Stacks Blockchain API Errors - 16 days ago
Mainnet API Block Progression Stalled - 18 days ago
Testnet Stacks Blockchain API Outage - 21 days ago
Mainnet Stacks Blockchain API Errors - 21 days ago

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