OpenAI, Cursor, Cloudflare all go down at once, sparking upstream outage speculation

op7418 · x · 2026-09-03

Multiple major services — OpenAI, Cloudflare, Cursor, and even SpaceX — went down simultaneously, with observers suspecting a single upstream infrastructure provider failure. Others noted Grok, Claude, Gemini and ChatGPT acting up at the same time, all pointing the finger at Cloudflare. The incident highlights how much of the AI stack shares concentrated infrastructure dependencies.

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