ChatGPT might be the latest kid on the AI block, but law firms have been using tools such as ROSS, TAX-I and Litigate for some time now. However, the news of Allen & Overy’s (A&O) ground-breaking partnership with Harvey, an innovative artificial intelligence platform built on an enhanced version of OpenAI’s revolutionary GPT models, shows that AI is set to become a vital part of the legal industry’s future.