Google DeepMind and GovTech Singapore's on-device scam detection system uses a two-stage inference pipeline where a lightweight classifier screens incoming messages before engaging a fine-tuned Gemma 4 model for multi-turn conversational analysis

Artificial intelligence research, products, and impact across society.

Large language models (LLMs) are advanced AI systems trained on massive text datasets to understand, generate, and reason about human language, powering applications such as chatbots, code generation, summarization, and scientific discovery.