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Circle · Apps and SaaSSep 21, 2026, 15:08 UTC 12 days ago

Circle CCTP Testnet - Delays/Degraded Performance

MajorNot disclosedUpdated 2h ago
Sep 21, 15:08 UTCSep 22, 00:29 UTC
Duration
9h 22m
Impact
Major
Root cause
Not disclosed
Circle, 90 days
49 incidents
Affected
Circle CCTP - SandboxCircle Cross-Chain Transfer Protocol - Circle CCTP - Sandbox
Status page

Final update

This incident has been resolved.

Timeline

  1. Resolved · Sep 22, 00:29 UTC
    This incident has been resolved.
  2. Investigating · Sep 21, 15:50 UTC
    We have identified an issue causing delays or degraded performance on Circle's Cross-Chain Transfer Protocol (CCTP) Testnet. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible.
  3. Investigating · Sep 21, 15:08 UTC
    We have identified an issue causing delays or degraded performance on Circle's Cross-Chain Transfer Protocol (CCTP) Sandbox. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible.

More from Circle

Full history
StartedIncidentDuration
Oct 114:24 UTC2 days agoXDC Testnet network outageOngoing
Sep 3007:04 UTC3 days agoUSDC on NEAR , Delayed mints and burns (technical difficulties)47m
Sep 2818:56 UTC5 days agoNEAR Testnet , Sandbox inbound and outbound transfers unavailable43h 21m
Sep 2802:42 UTC5 days agoNoble CCTP Mainnet Maintenance13h 15m
Sep 2415:33 UTC9 days agoInjective Mainnet Maintenance57m
Sep 2320:27 UTC10 days agoNEAR Testnet , Sandbox outbound transfers unavailable4d 20h

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