Chanon Mael upgraded the image generation and upscaling models in the googleapis/go-genai repository, moving from version 3.0 to 4.0 to enhance image quality, processing speed, and reliability for downstream applications. This work involved replacing legacy imagen models and integrating the new models into the backend, leveraging Go for robust API integration and advanced image processing. By focusing on backend development and seamless model transition, Chanon established a stronger foundation for future feature expansion. The project addressed the need for higher performance and improved output in image-related tasks, demonstrating depth in both technical execution and understanding of system requirements.