Explore the evolution of API ecosystems in Europe and the shift from SOAP to REST in this EuroPython 2018 conference talk. Delve into Italy's efforts to create a new API ecosystem, overcoming the complexities of SOAP-based protocols. Learn about the Digital Transformation Team's work on an interoperability framework based on REST APIs, including scheme standardization, availability strategies, and a contract-first approach. Examine challenges in replacing SOAP headers with HTTP semantics, strategies for non-repudiation systems, and the path towards a European interoperable API ecosystem. Gain insights into standardization, logging, naming conventions, reliability, overload management, HTTP headers, and standardized metrics. Discover the Newton Framework and its main services as you explore the future of API development in Europe.