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GPT-5.5 Uptime Status

Degraded

A new class of intelligence for coding and professional work, with the highest reasoning capability in the GPT-5 family.

Last checked 8 seconds ago

Use GPT-5.5 30% cheaper with automatic failover.

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30-Day Uptime
98.83%
Past Incidents (30d)
4
Error rate (24h)
18.88%

Is GPT-5.5 Down Now?

Last 30 days

27/30 days operational | 98.83% uptime

30 days ago Today
Operational Degraded / Partial Outage

Endpoint & Model ID

Recent incidents

Errors processing large PDFs in the Responses API

We are implementing the mitigation.

Elevated errors in API Platform login and administration APIs.

All impacted services have now fully recovered.

Elevated latency for some API requests

All impacted services have now fully recovered.

Mobile users unable to see Work Mode and the Model Picker

All impacted services have now fully recovered.

One API, every model, automatic failover.

When OpenAI goes down, LLMAPI reroutes your requests to another provider with an equivalent model in the same tier — no code changes, no downtime.

Switch to LLMAPI Read the docs

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