This book constitutes the proceedings of the The 6th International Workshop on Democracy and AI, DemocrAI 2025, and the 2nd Workshop on Game AI Algorithms and Multi-Agent Learning, GAAMAL 2025, Held in Conjunction with IJCAI 2025, Montreal, QC, Canada, August 16–22, 2025, Proceedings

The 05 full papers presented here were carefully reviewed and selected from 13 submissions. AI-driven technologies are reshaping how information and services are processed, monitored, and managed, with profound implications for evidence-based policy planning, democratic decision-making, and public service delivery.