Some services are experiencing issues
Fable 5 and Mythos 5 Access - N. Virginia
To support compliance with the US Government export control directive, Anthropic has asked us to revoke access to Claude Fable 5 and Claude Mythos 5 for all users in all regions. All other models, including Opus4.8, are not affected and you can continue using them in full confidence. Please view the Anthropic statement for further details.
Increased Error Rates - Bahrain
We are investigating increased API error rates in a single Availability Zone (mes1-az2) in the ME-SOUTH-1 Region.
Increased Error Rates - UAE
We are investigating issues with AWS services in the ME-CENTRAL-1 Region.
Past Incidents ‹ May 17 - May 23, 2026 ›
May 23, 2026
May 22, 2026
Increase in users hitting Codex rate limits
We are investigating the issue for the listed services.
May 21, 2026
Elevated latency and error rates for ChatGPT 5.5 Thinking
We have identified that users are experiencing elevated latency and error rates for ChatGPT 5.5 Thinking. We are working on implementing a mitigation.
Elevated error rates on ChatGPT paid plans
We have identified that users are experiencing elevated errors for the impacted services. We are working on implementing a mitigation.
May 20, 2026
May 19, 2026
API users may see increased error rates for GPT-5.4 and GPT-5.5
We have identified that users are experiencing elevated errors for the impacted services. We are working on implementing a mitigation.
Elevated errors on Claude.ai and Claude Code login
From 04:34–04:42 UTC, we saw elevated errors and latency on requests within the Claude.ai applications. Additionally, users may have experienced errors when attempting to login, including authenticating Claude Code via Claude.ai. We are monitoring closely to ensure no further issues, and will provide an additional update shortly.