Open Building Insights (OBI) is an open-access, AI-powered suite of tools that transform satellite imagery and geospatial data into actionable building-level intelligence. By combining advanced machine learning and cloud analytics, OBI provides rich insights on urban form, energy demand, and infrastructure characteristics. This intelligence empowers governments, planners, and investors to make evidence-based decisions that advance sustainable development, accelerate energy transitions, and strengthen climate resilience. Already used by collaborators in Kenya and India, OBI is transforming data scarcity into opportunity enabling smarter, more equitable development for all.