18 March – A self-driving Uber test vehicle strikes and kills pedestrian Elaine Herzberg in Tempe, Arizona, the first recorded pedestrian fatality involving an autonomous vehicle. Uber suspends its self-driving car testing nationwide.
April
25 April – The European Commission publishes its "Artificial Intelligence for Europe" communication, outlining a European strategy on AI investment, socio-economic adaptation, and ethical and legal frameworks.
May
8 May –Google unveils Duplex, an AI system capable of making phone calls and holding humanlike conversations to book appointments, at Google I/O.
June
7 June –Google publishes a set of AI principles ruling out the development of weapons and mass-surveillance technologies, following employee protests over Project Maven.
August
23 August –OpenAI Five, a team of AI agents, loses two exhibition matches against professional human players at Dota 2's The International tournament.
December
3 December –DeepMind's AlphaFold wins the 13th CASP protein structure prediction competition, marking a major advance in computational biology.