Yeah people are saying they don't tell you and yet when I got the pop-up on the app notifying me about Fable's release, there was a switch to just automatically downgrade you or whether to just stop when it hits safeguards. The toggle was defaulted to the former, which isn't great, but to say they'll just sabotage you silently is kind of a bad faith comment.

You get silently sabotaged for ML dev, Anthropic says so. For bio and cybersecurity it tells you

Anthropic specifically said that those notifications are temporary and fable5 will only pretend to help you if it’s ml classifier gets tripped