Amazon OpenSearch Service delivers powerful search at scale while reducing operational overhead through managed infrastructure and access to an actively developed open source project with continuous performance improvements and LLM integration capabilities. In this session, hear how Checkout.com migrated from Elasticsearch to Amazon OpenSearch Service. We'll explore the migration approach, challenges overcome, and real-world results from their production deployment. We'll close by exploring next-generation agentic search capabilities, showing how OpenSearch's LLM client integration enables intelligent search experiences that go beyond traditional keyword matching. Canberk Keles, AWS Solutions Architect; Anthony Roe, Engineering Manager, Checkout. Recorded at the 5th annual AWS AI and Data Conference 2026 on March 12, 2026 at the Lyrath Convention Centre, Kilkenny, Ireland. Learn more about AWS events: go.aws/events Subscribe: More AWS videos: bit.ly/2O3zS75 More A...