IonQ Status
Investigating - This is the planned October maintenance.
Oct 16, 2025 - 07:12 UTC
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
100.0 % uptime
Today
Quantum Simulator Operational
90 days ago
100.0 % uptime
Today
IonQ Aria 1 Major Outage
90 days ago
30.03 % uptime
Today
IonQ Forte Operational
90 days ago
45.04 % uptime
Today
IonQ Forte Enterprise 1 Major Outage
90 days ago
54.92 % 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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Nov 2, 2025

No incidents reported today.

Nov 1, 2025

No incidents reported.

Oct 31, 2025

No incidents reported.

Oct 30, 2025

No incidents reported.

Oct 29, 2025

No incidents reported.

Oct 28, 2025

No incidents reported.

Oct 27, 2025

No incidents reported.

Oct 26, 2025

No incidents reported.

Oct 25, 2025

No incidents reported.

Oct 24, 2025
Resolved - This incident has been resolved.
Oct 24, 22:01 UTC
Update - We are happy to report that C2 is back online and is executing jobs.
Some environmental changes impacted our ability to calibrate, which in turn caused the system to have issues executing jobs. We optimized the performance of Forte, and you should see the updates in the system's characterization data within 24 hours.

Oct 24, 22:00 UTC
Update - We are continuing to investigate this issue.
Oct 21, 02:57 UTC
Update - We have identified the root cause of the fault and implemented mitigation measures. However, the system is still exhibiting minor instability and drift. As a result, Forte is being returned to service under a degraded operational status.
Our team will continue active monitoring and provide an update on the system state no later than 10/23 at 12:00 AM UTC.

Oct 20, 21:15 UTC
Investigating - Forte is currently offline due to an unexpected system fault. Our team is actively investigating the issue, and we will provide a status update no later than 10/20 at 10:00 PM UTC.
Oct 19, 17:14 UTC
Oct 23, 2025

No incidents reported.

Oct 22, 2025

No incidents reported.

Oct 21, 2025
Oct 20, 2025
Oct 19, 2025