Arthur

Arthur is a multilingual AI agent that answers by text and voice in 8 languages through a 3D holographic avatar. Live mode searches open sources, cites them and checks figures and dates before stating them, and it remembers what it learns. A Windows desktop version runs a local model and can open your programs and files, always asking permission first. Built for learners, students, hotels and small teams. 5 free questions, then $9.99/month.