Worked on enhancing the inline completion experience for Copilot and Supermaven within the zed-industries/zed repository, focusing on both feature delivery and stability. Developed subtle and eager prediction modes to provide more context-aware suggestions, and improved the reliability of completion display by refining caching mechanisms and validating cursor positions. This approach reduced visual inconsistencies and enabled smoother integration of inline menus, directly supporting developer productivity. Leveraged Rust for backend and UI development, with an emphasis on editor integration and API development. The work addressed accuracy and usability issues, resulting in a more seamless and dependable completion workflow for end users.