Apollo Events

Built for Travel, Ready for AI: Inside Booking.com's API Context Layer

Christian Ernst has spent seven years building the context layer behind Booking.com - the federated graph between the business and every human, app, and agent that needs to reason over it. Hear why governance had to be rebuilt as the platform scaled, how LLM hallucination became the perfect mock-data engine, and why the graph built for Booking's apps turned out to be the graph AI agents needed too.