Monica Durgak developed and delivered the Slinky Layer metadata feature for the coinbase/x402 repository, focusing on enabling APIs to function as on-chain resources with a portable reputation system. She approached the project through careful data structuring and blockchain integration, using JSON to model metadata that supports asset discoverability and interoperability within an API marketplace. Her work established a foundation for future monetization and external API integrations by ensuring clean, scalable metadata architecture. Throughout the month, Monica emphasized development hygiene by adopting conventional commits and signed-off-by practices, resulting in a robust, traceable codebase without introducing or addressing major bugs.