Web Summit Lisbon ・ November 9-12, 2026


Greg Brockman
Co-founder & CTO
Open AI


Michelle Zatlyn
Co-founder & President
Cloudflare


Craig Federighi
SVP of Software Engineering, Apple


Cassie Kozyrkov
CEO, Data Scientific


Amjad Masad
Co-founder & CEO
Replit


Thomas Dohmke
CEO
GitHub


Rebecca Parsons
CTO
Emerita, Thoughtworks


Anton Osika
Co-founder & CEO
Lovable


Emil Eifrem
Co-founder & CEO
Neo4j


Meredith Whittaker
President
Signal

Insights from the developers, engineers, and builders creating the technologies of tomorrow.
















Insights from the leaders, builders, and thinkers driving the AI revolution.

What happens when the tools we build on no longer belong to us? In this talk, Mark Surman argues that we’re repeating the mistakes of the early web – renting our digital future from trillion-dollar landlords – and breaks down how Mozilla is fighting back with open-source, mission-driven AI ventures.
Open source
AI

Neo4j CTO Philip Rathle broke down why 2026 became the year of context. He highlighted how context graphs, knowledge graphs, semantics, and ontologies flooded the AI landscape, positioning graphs as the ultimate unifying foundation.
Knowledge graphs
Context

David Carmona, VP of Discovery and Quantum at Microsoft, and Stephanie Simmons, Founder & Chief Quantum Officer at Photonic, explored how AI, quantum computing, and real-world systems were converging into a new computing paradigm.
Quantum
AI

1Password CTO Nancy Wang and Genspark co-founder & COO Wen Sang explored how autonomous AI agents operating without human oversight have rewritten the rules, shifting management from governing people to controlling digital actors.
AI agents
Autonomy