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 assistant that builds itineraries with interactive maps
AI trip planner with local experience recommendations
Group-friendly AI travel itineraries with routing and local info
AI trip planner with recommendations
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