Google 2025 Year in Review: AI Agents, Reasoning, and Scientific Discovery

Google's annual research review declares 2025 as "the year of AI agents," documenting breakthroughs across reasoning, scientific discovery, and multi-agent coordination. The review highlights how Google's research portfolio has shifted from foundational model development toward agentic applications that leverage these models for real-world problem solving.

Key breakthroughs include advances in multi-step reasoning (Gemini models demonstrating improved chain-of-thought capabilities), scientific discovery agents (systems that independently identified novel protein structures), and code generation agents (achieving human-competitive performance on complex software engineering tasks).

Looking ahead, Google Research outlines three priorities for 2026: scaling multi-agent systems from research prototypes to production infrastructure, developing safety frameworks specific to agentic applications, and creating evaluation benchmarks that measure real-world agent utility rather than narrow task performance.