In March 2026, Jusuds worked on the badlogic/pi-mono repository, developing provider-scoped custom model IDs and a fallback model resolution path to enhance model selection accuracy across multiple providers. Using TypeScript and full stack development skills, Jusuds implemented a provider-plus-modelID-based resolution workflow and introduced a fallback model builder to ensure robust resolution logic. The work included updating the resolution pipeline to leverage these new capabilities and adding comprehensive tests to verify correct behavior and prevent regressions. This feature improved the maintainability and scalability of model resolution, reducing the risk of mis-resolution in multi-provider environments and supporting future extensibility.