Anthropic’s Claude Fable 5 plays it too safe on safety, developers say
# Claude Fable 5 Blocks Too Many Normal Requests in the Name of Safety Anthropic released a powerful new AI model this week that's being overly cautious about what it will help with—rejecting legitimate questions about topics like cancer research, résumé writing, and even shopping lists because they might theoretically relate to dangerous uses. The company built in these restrictions because the model's underlying technology showed it could find software vulnerabilities, but developers say the system is casting too wide a net and frustrating everyday users who just need normal help.
Anthropic on Tuesday launched Claude Fable 5, its most capable public model. But within two days, users began reporting that its safety system was blocking benign or legitimate prompts. Fable 5 is the first public model derived from Anthropic’s Mythos family, whose original iteration showed unusu
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