O-1A and O-1B are both extraordinary ability visas, but they apply to different fields and are evaluated under different standards.O-1A* Science, business, education, or athletics* Typically for individuals at the top tier of their field, often described as the top few percent* Common for founders, executives, researchers, and technical professionalsO-1B* Arts, or extraordinary achievement in motion picture or television* Designed for creative and entertainment professionals* Often viable for creatives with 5–7 years of solid agency, studio, or professional experience, even if not widely famous* Requires a mandatory consultation from a relevant union, guild, or peer group