IonQ Status
Investigating - The maintenance will start tomorrow Sep 9, 2025 and the expected RTS is EOD (ET) Oct 31, 2025. We will provide timely RTS updates during the maintenance period.
Sep 09, 2025 - 17:53 UTC
API Operational
90 days ago
99.99 % uptime
Today
Quantum Simulator Operational
90 days ago
100.0 % uptime
Today
IonQ Aria 1 Major Outage
90 days ago
62.79 % uptime
Today
IonQ Aria 2 ? Major Outage
90 days ago
0.78 % uptime
Today
IonQ Forte Operational
90 days ago
37.39 % uptime
Today
IonQ Forte Enterprise 1 Operational
90 days ago
37.49 % uptime
Today
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.
Average API response time
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Average queue time: quantum simulator ?
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Predicted queue time: IonQ Forte Enterprise 1
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Predicted queue time: IonQ Forte ?
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Predicted queue time: IonQ Aria 1 ?
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Predicted queue time: IonQ Aria 2 ?
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Sep 18, 2025

No incidents reported today.

Sep 17, 2025
Resolved - This incident has been resolved.
Sep 17, 16:40 UTC
Investigating - We are currently experiencing an unexpected fault on Forte Enterprise and expect that the system will not be able to process jobs during this time. We will provide an update by September 16 - 22h UTC at the latest with the status of the investigation and an estimate for return to service.
Sep 15, 08:30 UTC
Sep 16, 2025

No incidents reported.

Sep 15, 2025
Resolved - This incident has been resolved.
Sep 15, 17:26 UTC
Update - After monitoring system health and performing necessary evaluations, we are writing to inform you that Forte is no longer under degraded status and is fully operational. The system is currently undergoing calibrations as planned to prevent degradation over the weekend.
Sep 12, 18:23 UTC
Update - We are continuing to investigate this issue.
Sep 9, 16:46 UTC
Investigating - We are currently investigating this issue.
Sep 8, 11:27 UTC
Sep 14, 2025

No incidents reported.

Sep 13, 2025
Resolved - This incident has been resolved.
Sep 13, 07:40 UTC
Investigating - We are currently investigating this issue.
Sep 8, 07:28 UTC
Sep 12, 2025
Resolved - This incident has been resolved. Please retry any impacted jobs, and apologies again for the disruption!
Sep 12, 20:03 UTC
Update - We are continuing to work on a fix for this issue.
Sep 12, 20:00 UTC
Identified - We're seeing a spike of simulation failures and are investigating. Jobs that have failed can be safely retried, apologies for any disruption.
Sep 12, 20:00 UTC
Sep 11, 2025

No incidents reported.

Sep 10, 2025

No incidents reported.

Sep 9, 2025
Resolved - This issue will be addressed during the scheduled maintenance.
Sep 9, 17:52 UTC
Update - We are actively working on the system to identify a root cause and troubleshoot the issue. We are currently monitoring the system health during our troubleshooting, and will provide an update no later than 09/08/2025 at 11PM UTC.
Sep 4, 22:16 UTC
Update - Aria-1 has been taken offline to investigate an ongoing issue. We are investigating and will provide an update by 09/04/2025 at 22h UTC on the status of the system.
Sep 2, 22:02 UTC
Investigating - Hello,
We’re currently experiencing an extended calibration window on Aria-1 and expect that the system will not be able to process jobs during this time. We will provide an update by 11pm UTC today on the status of the system.

Sep 2, 17:03 UTC
Resolved - This incident has been resolved.
Sep 9, 16:46 UTC
Update - We are continuing to investigate this issue.
Sep 9, 16:42 UTC
Investigating - Forte has experienced an unexpected fault on the system and is unable to process jobs at this time. We are currently investigating and will provide an update on the system's status no later than 09/09/2025 5PM UTC.
Sep 9, 15:41 UTC
Sep 8, 2025
Resolved - The planned maintenance is starting today, so the degraded performance is expected to be solved by this planned procedure.
Sep 8, 07:27 UTC
Update - We are continuing to investigate this issue.
Sep 8, 07:23 UTC
Update - System is back online and running jobs. Please be aware that Forte Enterprise 1 is currently operating with degraded performance.
Sep 2, 21:52 UTC
Investigating - We are currently investigating this issue.
Sep 2, 08:53 UTC
Sep 7, 2025

No incidents reported.

Sep 6, 2025
Resolved - This incident has been resolved.
Sep 6, 02:13 UTC
Update - We are continuing to investigate this issue.
Sep 1, 09:44 UTC
Investigating - We are currently investigating the incident
Sep 1, 03:21 UTC
Sep 5, 2025

No incidents reported.

Sep 4, 2025