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.
Medical documentation assistant trusted by 100k+ physicians
AI copywriting for marketing teams
Auto-generate code docs and API documentation
Generate clinical notes for therapists in seconds
Pick up to 3 — we tailor the catalog. Change anytime.
