The State of Federation 2024 report highlights the growing adoption and evolution of GraphQL Federation across various industries. With over 1.5 million WunderGraph Cosmo downloads, federation has become a proven strategy for teams to manage fragmented APIs, improve feature delivery, modernize legacy systems, and enhance customer experiences. Companies such as K Health, On The Beach, and SoundCloud are leveraging federation to tackle challenges like slow feature delivery, cross-team dependencies, and legacy system modernization. Emerging AI workloads and next-gen applications require real-time, unified data access, which federation enables. The report also showcases real-world customer experiences with federation, including improved query efficiency, security, and compliance. Looking ahead, the authors aim to make this an annual tradition, expanding their insights by surveying the broader GraphQL community.