ALEXANDRIA, Va., April 15 -- United States Patent no. 12,602,539, issued on April 14, was assigned to Google LLC (Mountain View, Calif.).

"Proactive assistance via a cascade of LLMS" was invented by Victor Carbune (Zurich, Switzerland) and Matthew Sharifi (Kilchberg, Switzerland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for providing proactive assistance includes obtaining, by a digital assistant, a contextual event associated with a user of a user device. The method includes determining, using a local large language model (LLM) executing on the user device, a remote LLM prompt confidence. The method includes determining that the remote LLM prompt confidence satisfies a threshold. Based on dete...