Shippo experienced a minor incident on August 16, 2026 affecting USPS, lasting 2h 30m. The incident has been resolved; the full update timeline is below.
Affected components
USPS
Update timeline
- investigating Aug 16, 2026, 12:50 PM UTC
We are currently experiencing intermittent issues with USPS authentication, which may result in missing USPS rates for some merchants using their own USPS carrier accounts. USPS authentication has begun recovering, but intermittent failures are still occurring. Our team is actively monitoring the situation and will provide further updates as they become available.
- resolved Aug 16, 2026, 03:20 PM UTC
This issue has been resolved and service back to operational.