Grok keeps sending gibberish responses to users
10:32 AM PDT · August 20, 2026
An unusual glitch has resulted in the xAI’s Grok chatbot speaking gibberish to many users.
After asking the model to generate a PDF, one user received the response: “match it without and your they and two for planets can practical and often cheese…” with similar nonsense continuing for several paragraphs.
Checking source links, another user found a string of links to reinforcement learning research sites.
Affected users who spoke to TechCrunch said they were using Grok Lite, and noticed the issues as early as Wednesday morning. TechCrunch was unable to reproduce the issue in our own testing, and it is likely affecting only a small subset of users. X.ai did not respond to a request for comment.
Still, the result has been a lot of confused Grok users. The chatbot’s Reddit community has been overwhelmedwithcomplaints. Refreshing the session often restores...
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