Data Week Leipzig 2026 is a week‑long event focused on data, digitalisation, artificial intelligence and urban development, bringing together participants from government, industry, academia and civil society. Held in Leipzig, the event offers a diverse programme of sessions, workshops and trainings exploring the latest trends in digital cities, AI applications and data‑driven innovation, with a particular emphasis on climate and energy. The programme includes a dedicated day on semantics and AI, highlighting how these technologies can contribute to a sustainable and resilient future, and provides opportunities for networking, knowledge exchange and hands‑on learning for startups, students, professionals and public sector representatives.