Focus on the Feature, Not the Fixture: GenAI powered GraphQL mocks

Expedia Group Technology — Engineering Combine a GraphQL schema, hints and a LLM to generate contextual GraphQL mock responses Photo by Samuel Vazquez somewhere in New Zealand A product developer on our navigation header team spent an afternoon hand-typing a 200-line GraphQL JSON mock response so they could keep building the UI while a resolver was pending to be implemented. The schema changed the next morning. We threw the mock away.