Explore the intricacies of API design styles in this comprehensive conference talk from Iterate 2018. Delve into the long-standing debate between RPC and REST, and discover the emerging GraphQL technology. Learn about the key design considerations for each approach, including their advantages and drawbacks. Gain insights into RPC APIs, REST architecture, and the benefits of GraphQL. By the end of the talk, acquire the knowledge to make informed decisions on which API style best suits your application needs. The presentation concludes with valuable resources for further exploration of API design concepts.