[BUG] Getting too many Opus 5.5 (1M context)'s safeguards flagged this session
Status Open
Reported on v2.1.281
Maintainer reply None cached
Activity 2 comments · opened Sep 24, 2026
Preflight Checklist
- [x] I have searched existing issues and this hasn't been reported yet
- [x] This is a single bug report (please file separate reports for different bugs)
- [x] I am using the latest version of Claude Code
What's Wrong?
When i started multiple agents to go through a github branch which i cloned localy and is not yet merged with the main branch , i asked to go through new code and look for potential crashes and create a bug report as i am a databse tester in mariadb
I am getting too many
Opus 5.5 (1M context)'s safeguards flagged this session. You may be seeing this for the first time on an Opus model: Opus 5.5 (1M context) is more capable and has stronger safeguards as
a result, which can sometimes flag non-cybersecurity work. We're improving these safeguards to reduce the amount of incorrectly flagged messages. Edit and retry, or continue with Opus
4.8. Send feedback with /feedback or learn more: https://support.claude.com/en/articles/8106465
Details: `[cyber]`
What Should Happen?
it starts in beginning and starts finding issues then it stops , it should not stop
Error Messages/Logs
Steps to Reproduce
i already told in description
it is happening for opus 5.5
Claude Model
Opus
Is this a regression?
Yes, this worked in a previous version
Last Working Version
_No response_
Claude Code Version
2.1.281 (Claude Code)
Platform
Anthropic API
Operating System
Ubuntu/Debian Linux
Terminal/Shell
Other
Additional Information
_No response_
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