CoGrader is an AI-enhanced solution designed to aid teachers in grading and providing comprehensive feedback on open-ended assignments. Through its seamless integration with Google Classroom, CoGrader allows for import and export of assignments between platforms. Its core functionality is grounded in leveraging AI to draft initial feedback and grading suggestions. Fully customizable to align with standard rubrics and specific evaluation criteria, CoGrader aims to streamline the grading process, ensuring consistency and fairness. In addition to saving time and effort for educators, it further enables them to provide timely, detailed feedback, bolstering student understanding of their performance. The platform features a class analytics tool, providing a snapshot of class performance to aid planning. Moreover, plans are underway to offer plagiarism detection capabilities to ensure academic integrity. Finally, CoGrader places importance on student privacy, following FERPA guidelines and using Googles secure system, OAuth2, to ensure the safety of stored answers which it retains solely for the grading service.