Gemini users who were hoping to see the launch of Gemini 3.5 Pro at Google I/O 2026 left disappointed. At the May developers' conference, the company launched a lighter-weight Gemini 3.5 Flash model for everyday use. However, Google CEO Sundar Pichai assured the audience that Gemini 3.5 Pro would follow in June. "We are also excited for 3.5 Pro,” Pichai said at a pre-Google I/O media briefing. “We are using it internally. It's showing great improvements. We are still testing and refining it, and it will roll out to everyone next month." As of July 17, there's still no sign of the model. Our big Guessing Game is back! Enter now for a chance to win an Apple Watch . So, where is Gemini 3.5 Pro? Yesterday, Bloomberg published a report on the delayed launch, with reporters Julia Love and Davey Alba writing that "The delay has caused frustration among Google engineers, AI researchers, and managers, who are concerned the company risks losing its edge in the mark...