BAI
- BA-I armoured car, Soviet early armoured car, predecessor of BA-6
- BAI (organization), Banking Administration Institute (financial services organization)
- BAI (file format), BAI EDI format for cash management balance reporting
- Bachelor of Engineering, aka Baccalaureus in Arte Ingeniaria
- Banco Angolano de Investimentos (formerly Banco Africano de Investimentos), in Angola
- Band Aid (band), British and Irish charity supergroup
- Beck Anxiety Inventory (BAI), a psychological test
- Body Adiposity Index
- Brainstorm Artists International, a record label founded by Gene Eugene and Ojo Taylor
- Brittany Ferries, official name BAI, French ferry company
- Broadcasting Authority of Ireland
- Bureau des Avocats Internationaux, a Haitian human rights law firm
- WBAI, also known as BAI, a listener-supported radio station in New York City
Read more about this topic: BAI