Claude Desktop and Fable 5.1 safeguards are still terrible, RT shader work in UnrealEngine flagged as [cybersecurity] work, and dropped to Opus 4.8
This story is from 2026-09-14. It is preserved in the archive; the latest stories are on the live feed.
I just re-subscribed today to try Fable 5.1, but it's absolutely terrible, I haven't run into this at all with Astra, and funnily enough I had 0 issues working with Fable 5.1 in Cursor on this same task, so it's only Anthropics own safeguard implementation that sucks.
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