Bryan O’Rourke enhanced dependency compatibility for the CopilotKit/CopilotKit Python SDK by updating FastAPI version constraints, enabling support for newer 0.x releases while capping at the upcoming 1.0 major version to manage risk. He used Python and dependency management tools, specifically Poetry, to implement semantic versioning practices that balanced stability with forward compatibility. This work reduced installation friction for downstream projects and prepared the SDK for future platform changes. Bryan’s approach demonstrated careful attention to risk controls and upgrade paths, focusing on maintainability and user experience rather than introducing breaking changes, and reflected a thoughtful, measured engineering process.