Hiro experienced a major incident on March 12, 2026 affecting Stacks Blockchain API and explorer.hiro.so, lasting 1h 30m. The incident has been resolved; the full update timeline is below.
Affected components
Stacks Blockchain APIexplorer.hiro.so
Update timeline
- investigating Mar 12, 2026, 01:13 AM UTC
We are investigating an issue with the Mainnet API service that began at Mar 11, 2026, 8:51 PM ET. Data retrieved from this API’s endpoints may be several blocks behind. The Stacks Explorer, wallets, and any services using the API may be impacted. We will share more details as additional information becomes available.
- monitoring Mar 12, 2026, 02:27 AM UTC
A fix has been implemented and we are monitoring the results.
- resolved Mar 12, 2026, 02:43 AM UTC
This incident has been resolved.