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UBS Blocks External AI for Client Transactions

UBS CEO Sergio Ermotti announced the bank will not permit external artificial intelligence models to execute actions or manage accounts for clients. Citing black box risks, the move aligns with broader banking industry caution regarding third-party AI agents.

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FILE PHOTO: A logo of UBS in front of a Swiss flag on the Swiss Parliament building (Bundeshaus) ahead of a press conference on Swiss banks' capital requirements in Bern, Switzerland, April 22, 2026. REUTERS/Denis Balibouse/File Photo

UBS GROUP AG-REG will block external artificial intelligence models from executing client transactions, CEO Sergio Ermotti said on Tuesday morning. The decision arrives amid growing banking sector concern over automated agents manipulating client accounts. Major lenders in the United States have already restricted third-party AI access to customer funds.