Exclusive AI21 Labs' founders: Ori Goshen, Amnon Shashua, and Yoav Shoham. Roei Shor AI21 Labs is raising a $300 million Series D funding round to build its own LLMs. It aims to reduce hallucinations in generative AI, which would enhance reliability for companies. Investors include Google and Nvidia; customers include Wix and Capgemini. AI21 Labs, an Israeli startup building its own large language models, is raising a $300 million Series D funding round, a person with knowledge of the deal said....