Google AI Mode (search.google)

Google has launched “AI Mode” in Search, powered by its Gemini 2.5 family, to turn complex queries into organized, multimodal answers. AI Mode leverages Gemini 2.5’s advanced reasoning to synthesize information and present it with web links; for deep, research-grade queries Google offers “Deep Search,” built on the higher-capacity Gemini 2.5 Pro. Deep Search browses hundreds of sites, reasons across sources, and returns comprehensive, fully cited reports in minutes — currently available to Google AI subscribers in Labs. For the AI/ML community this highlights two trends: stronger on-device reasoning plus retrieval-augmented generation at scale, and tighter integration of multimodal LLMs with live web browsing and citation chains. Technically, Deep Search implies a pipeline combining large-model reasoning, large-scale retrieval, and attribution to reduce hallucinations and speed literature synthesis. The move also raises practical questions about reproducibility, evaluation of source selection and citation accuracy, compute cost, and the effects of gating advanced capabilities behind subscriptions. Overall, Google’s announcement signals a step toward production-grade, research-oriented LLM tooling in mainstream search, setting new expectations for how models can assist complex information work.