Claude Code Issues / #79978 [Bug] Anthropic API Error: Content Policy Violation on Legacy System Prompt Status Open Maintainer reply None cached Activity 0 comments · opened Jul 22, 2026 No description provided. View original on GitHub ↗ Related Claude Code issues Matched on shared title terms, labels, topic and reported release — ranked so issues with real discussion come first. [Bug] Anthropic API Error: Unexpected Usage Policy Violation Prompt Resolved 💬 3 #6399 [Bug] Anthropic API Error: Usage Policy Violation on benign requests Resolved 💬 3 #10407 API Request Failure: Unexpected Usage Policy Violation Error Resolved 💬 23 #2410 [Bug] Anthropic API Error: Usage Policy violation with Sonnet 4.5 in Max Mode Resolved 💬 3 #10975 [Bug] Anthropic API Error: Usage Policy Violation During Tool Interaction Resolved 💬 3 #8919 Anthropic API: False Positive Usage Policy Violation Error Resolved 💬 3 #4923 API Request Blocked: Unexpected Usage Policy Violation Error Resolved 💬 6 #3100 [!Bug!] !Anthropic API Error: ! Usage! Policy! Violation! Blocking! Request! Resolved 💬 3 #8953 Browse by topic Browse all Claude Code issue topics →