[Bug] False positive safety filter blocking legitimate antiviral research discussion

Status Fixed / completed
Reported on v2.1.220
Maintainer reply None cached
Activity 0 comments · opened Jul 29, 2026 · closed Jul 29, 2026

Bug Description
I'm trying to making presentation about antiviral agent but claude code classified this conversation as dangerous one. Please dont waste my time and give me solution to untie this block. i need this session to fix the presentation.

Environment Info

  • Platform: win32
  • Terminal: mintty
  • Version: 2.1.220
  • Feedback ID: c5269bf4-ee8a-467a-9a8d-22528308518f

Errors

[
●API Error: Opus 5 (1M context)'s safeguards flagged this message (https://www.anthropic.com/legal/aup). Our
  intentionally broad safeguards allow us to deliver more capabilities faster, but can sometimes flag
  legitimate coding, cybersecurity, and biology tasks. Claude Code can't respond to this message with Opus 5
  (1M context).

  Double press esc to edit your last message, or try a different model with /model.

  Send feedback with /feedback or learn more: https://support.claude.com/en/articles/16049681

  Request ID: req_011CdVWcxnUARyYkQb9Cr5xE
]

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