Hiro incident

Mainnet Stacks Core Outage

Critical Resolved View vendor source →

Hiro experienced a critical incident on February 5, 2026 affecting Stacks Blockchain API, lasting —. The incident has been resolved; the full update timeline is below.

Started
Feb 05, 2026, 04:45 PM UTC
Resolved
Feb 05, 2026, 12:00 PM UTC
Duration
Detected by Pingoru
Feb 05, 2026, 04:45 PM UTC

Affected components

Stacks Blockchain API

Update timeline

  1. investigating Feb 05, 2026, 11:38 AM UTC

    We are investigating an issue with the Mainnet Stacks Blockchain Node that began at Feb 5, 2026, 6:32 AM 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.

  2. resolved Feb 05, 2026, 04:45 PM UTC

    This incident has been resolved.