ChatGPT, Claude, and Grok Are Down

On September 3, 2026, ChatGPT, Claude, and Grok went down or experienced issues for many users. OpenAI's status page acknowledged issues across ChatGPT and Codex, Anthropic's status page reported elevated errors for Claude, and Grok's website also noted ongoing issues.

All three companies said they were investigating the outages. An update indicated the chatbots were in the process of coming back online.