Both are non-immigrant visas. https://www.uscis.gov/working-in-the-united-states/temporary-workers/o-1-visa-individuals-with-extraordinary-ability-or-achieveme

Both are non-immigrant visas. https://www.uscis.gov/working-in-the-united-states/temporary-workers/o-1-visa-individuals-with-extraordinary-ability-or-achievement https://www.uscis.gov/working-in-the-united-states/temporary... https://www.uscis.gov/working-in-the-united-states/h-1b-specialty-occupations https://www.uscis.gov/working-in-the-united-states/h-1b-spec...