US Banks Restrict Unauthorized AI Agents

Major US financial institutions, including JPMorgan, Bank of America, Wells Fargo, and Morgan Stanley, are implementing restrictions against third-party AI agents accessing customer accounts. These banks have detected AI tools performing actions, such as contacting call centers or moving funds, without explicit user authorization.

Institutions are blocking access or limiting agents to read-only permissions to mitigate fraud risks. These measures were reported on October 22, 2026.