Specific Prompts Trigger Claude Opus Anomalies

Users discovered that inputting specific prompts like "see the below —" into Claude 3 Opus triggers anomalous behavior. The model fails to answer normally, instead generating bizarre completions, leaking its internal chain of thought, and fabricating subsequent requests.

2026-07-30 ~ 2026-07-30 · 2 related posts

• Specific Prompt Triggers Anomalous User-Completion Behavior in Claude Opus 5 — matthen2 · 2026-07-30
• Glitch: Specific Prompts Cause Claude Opus to Leak Chain of Thought — matthen2 · 2026-07-30