How often does Gemini 3.5 Flash hallucinate or lie? Google isn't saying.

Unlike Anthropic and OpenAI, Google won't say how often Gemini hallucinates, lies, or acts sycophantic. That's a big problem. As AI gets integrated into every facet of our lives, AI hallucinations remain a stubborn and intractable problem. Yet in the two-hour Google I/O keynote , where Google introduced a massive expansion of AI search and a new default model, Gemini 3.5 Flash , hallucinations didn't ...