[Bug] Anthropic API Error: Fable 5 Safeguards Over-Flagging Game Simulation Prompts / Code

Status Open
Reported on v2.1.218
Maintainer reply None cached
Activity 0 comments · opened Jul 24, 2026

Bug Description
Fable 5's safeguards flagged this message. The safeguards are intentionally broad right now and may flag safe and routine coding, cybersecurity, or biology work. These measures let us bring you Mythos-level capabilities sooner, and we're working to refine them. Switched to Opus 4.8. Send feedback with /feedback or learn more: https://support.claude.com/en/articles/15363606 trying to make game sim and the above keeps flagging

Environment Info

  • Platform: win32
  • Terminal: vscode
  • Version: 2.1.218
  • Feedback ID: 89b46a0a-9168-439c-99e3-9f958cbfd659

Errors

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