Anthropic’s two 5.1 configurations share model weights but not safeguards. Fable 5.1 is the broadly available option with effort and cache controls; Mythos 5.1 is reserved for vetted organizations and trusted research programs.
AI travel itineraries
Generate personalized itineraries with flight and hotel integration
Personalized travel itinerary generation
Travel rewards, insurance, and cost optimization advice
AI travel planner with activity suggestions
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