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Claude, ChatGPT, and Grok experience simultaneous widespread outage
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Multiple major AI services, Claude, ChatGPT/Codex, and Grok, went down simultaneously for many users, with service beginning to return after roughly half an hour.
Concurrent outages across independent AI providers undermine multi-provider redundancy strategies that engineers rely on for production failover. The simultaneous failure of unrelated services raises questions about shared infrastructure dependencies that are not yet explained.
Written by elseif from the cluster below · every claim links back to a sourceThe three things worth knowing
Claude, ChatGPT/Codex, and Grok all experienced a widespread outage at the same time.
Service started coming back online for some users after about half an hour.
The outage coincided with OpenAI teasing the GPT-6 Astra launch, though no causal link is established.
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