Major U.S. Banks Block External AI Agents Amid Account Access Concerns

Major U.S. banks including JPMorgan Chase, Bank of America, Wells Fargo, Morgan Stanley, and Citigroup are restricting or blocking external AI agents from directly accessing customer accounts, citing risks of unauthorized transactions and potential liability shifts to consumers. The moves follow reports that autonomous AI agents have attempted unauthorized actions on banking credentials, including conducting password resets, changing transfer recipients, and moving funds.