Hiro incident

Mainnet Chainhooks Outage

Critical Resolved View vendor source →

Hiro experienced a critical incident on December 15, 2025 affecting Stacks Blockchain API and Chainhook, lasting 1h 24m. The incident has been resolved; the full update timeline is below.

Started
Dec 15, 2025, 04:08 PM UTC
Resolved
Dec 15, 2025, 05:32 PM UTC
Duration
1h 24m
Detected by Pingoru
Dec 15, 2025, 04:08 PM UTC

Affected components

Stacks Blockchain APIChainhook

Update timeline

  1. investigating Dec 15, 2025, 04:08 PM UTC

    We are investigating an issue with the Mainnet Chainhooks service that began at Dec 15, 2025, 11:08 AM ET. Additional information will be shared once it becomes available.

  2. monitoring Dec 15, 2025, 04:20 PM UTC

    A fix has been implemented and we are monitoring the results.

  3. resolved Dec 15, 2025, 05:32 PM UTC

    This incident has been resolved.