Insider Brief

The 2026 City Quantum & AI Summit will take place on Oct. 7 at London’s Mansion House, bringing together leaders from government, defense, industry, academia and finance to examine how quantum computing and artificial intelligence are reshaping critical sectors under the theme “Connections in Chaos.”

The agenda features discussions on defense, cybersecurity, life sciences, space, finance and the convergence of quantum computing and AI, with speakers from organizations including NATO, Multiverse Computing, Cleveland Clinic, GSK, NVIDIA, Oxford Quantum Circuits, Google DeepMind and the London Stock Exchange.

Organizers say the summit is designed to strengthen collaboration across industries and allied nations as governments and businesses increase investment in quantum technologies and AI to address economic competitiveness, scientific innovation and national security challenges.

Building on its 6-year tradition where visionary science meets real-world solutions, the 2026 The City Quantum & AI Summit will bring together military leaders, technology executives, researchers, investors and policymakers to examine how quantum computing and artificial intelligence are changing national security, health care, finance and other critical industries.