ALEXANDRIA, Va., June 2 -- United States Patent no. 12,645,888, issued on June 2, was assigned to TENCENT AMERICA LLC (Palo Alto, Calif.).

"Token-level routing of large language models as external knowledge models" was invented by Lifeng Jin (Mill Creek, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus comprising computer code configured to cause a processor or processors to receive an input question to the LLM, the LLM comprising a pretrained model and an aligned model, determine whether a portion of an unfinished response to the input question is factual, and answer the input question by at least adding to the unfinished response by a token-level router routing either to the pret...