[Bug] Model auto-downgrade from Fable 5 to Opus 4 on complex security tasks
Open 💬 0 comments Opened Jul 2, 2026 by gartz
Bug Description
I asked fable 5 to improve the security implementation of a server, and it flagged as a problem and switch to opus 4.8 while it should keep as fable because this is complex and Opus have been failing lately to do it properly
Environment Info
- Platform: linux
- Terminal: vscode
- Version: 2.1.198
- Feedback ID: 3de4cf69-627c-495a-a92b-91a65a1ef958
Errors
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