No, Google Bard is not trained on Gmail data

By news@appleinsider.com (Wesley Hilliard) Google’s large language model tool named Bard says that it was trained with Gmail — but Google has denied that is the case.Bard is a generative AI tool that can get things wrongBard is a generative AI or Large Language Model (LLM) which can provide information based on its large data set. Like ChatGPT and similar tools, it isn’t actually intelligent and will often get things wrong, which is referred to as “hallucinating.” …

Source:: Apple Insider