AI, A.I., Ai, or ai may refer to:
The Airbus A350 XWB is a family of long-range, twin-engine wide-body jet airliners developed by European aerospace manufacturer Airbus.
Airbus SE (; French: [ɛʁbys] (listen); German: [ˈɛːɐ̯bʊs]; Spanish: [ˈeiɾβus]), from 2000 to 2014 known as the European Aeronautic Defence and Space Company (EADS), is a European multinational aerospace corporation, registered in the Netherlands and trading shares in France, Germany and Spain.
The Airbus A320neo family (neo for new engine option) is a development of the A320 family of narrow-body airliners produced by Airbus.
The Airbus A220, previously known as Bombardier CSeries (or C Series), is a family of narrow-body, twin-engine, medium-range jet airliners marketed by Airbus but designed and originally built by the Canadian manufacturer Bombardier Aerospace.