OpenAI ChatGPT vs Claude - Uptime & Outage Comparison
Compare uptime, outage statistics, and incident history between OpenAI ChatGPT and Claude. See which service has better reliability.
Note: Each service has different practices when updating its status page. One service may report more incidents due to transparency, not necessarily worse reliability. Compare these stats with context.
OpenAI ChatGPT
Status monitoring since October 2025
Operational
OpenAI ChatGPT Incident Statistics
2
Last 7 days
15
Last 30 days
63
Last 90 days
Recent OpenAI ChatGPT Incidents
Resolved
1 day ago
Users may experience an increase in error rates in Workspace Agents and ChatG...
We have identified that users are experiencing elevated errors for the impacted services. We are working on implemen...
Resolved
7 days ago
Unexpected logouts for some ChatGPT web users
We’re investigating an issue causing some ChatGPT web users to be unexpectedly logged out when refreshing the page.
Resolved
8 days ago
Elevated Errors for Thinking mode in ChatGPT
We are investigating an issue causing some users to experience errors when using Thinking in ChatGPT.
Claude
Status monitoring since October 2025
Operational
Claude Incident Statistics
3
Last 7 days
23
Last 30 days
108
Last 90 days
Recent Claude Incidents
Resolved
4 days ago
Issues logging into Claude.ai
We have identified and resolved an issue which resulted in errors when attempting to access Claude.ai, including logg...
Resolved
4 days ago
Errors logging into Claude.ai
From 9:02–9:08am PT / 16:02–16:08 UTC) users experienced issues when logging into Claude.ai, including for connecting...
Resolved
5 days ago
Elevated errors for multiple models
We are investigating elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, and Claude Opus 4...
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