Outage in Hiro
Mainnet Stacks Blockchain API Errors
Resolved MajorIncident Report
We are investigating an issue with the Mainnet API service that began at Dec 10, 2025, 2:33 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.
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Latest Updates ( sorted recent to last )
RESOLVED
4 months ago - at 12/10/2025 07:46PM
After review, we found some services were experiencing memory pressure, leading to a reduction in blocks processed by our Stacks Blockchain API. The memory pressure has been addressed, and this incident has been resolved.
INVESTIGATING
4 months ago - at 12/10/2025 07:33PM
We are investigating an issue with the Mainnet API service that began at Dec 10, 2025, 2:33 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.
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