The ABA's formal guidance on generative AI set the frame, and state bars have since filled in the details. A consensus has formed around four duties.

Competence requires understanding the tools' capabilities and limits. Confidentiality demands careful vendor diligence. Supervision extends to nonlawyer assistance, including software. And fees must reflect actual work.

Divergence remains on client consent. Some jurisdictions expect informed consent before inputting confidential information into certain tools; others treat it as a matter of reasonable safeguards.

Firms operating across jurisdictions should adopt the strictest common standard as policy. It is simpler, safer and easier to explain to clients.