ChatGPT, Claude, and Grok Are Down On September 3, 2026, ChatGPT, Claude, and Grok experienced outages or issues for many users, with OpenAI's status page acknowledging problems across ChatGPT and Codex, Anthropic's status page indicating elevated errors for Claude, and Grok's website noting issues. The companies are investigating, and the outages may be related to Cloudflare problems affecting multiple websites. It is apparently not a good day for AI chatbots, as ChatGPT, Claude, and Grok are all down https://downdetector.com/ or experiencing issues for many users. OpenAI's status page https://status.openai.com/ acknowledges issues across ChatGPT and Codex, while Grok's website https://grok.com/ notes that it is currently experiencing issues as well. Likewise, Anthropic's status page https://status.claude.com/ indicates Claude is experiencing elevated errors. All of the companies are investigating the outages, which might be related to Cloudflare issues that are affecting multiple websites that use the cloud platform. This article, " ChatGPT, Claude, and Grok Are Down https://www.macrumors.com/2026/09/03/chatgpt-claude-and-grok-are-down/ " first appeared on MacRumors.com https://www.macrumors.com Discuss this article https://forums.macrumors.com/threads/chatgpt-claude-and-grok-are-down.2488429/ in our forums