CodeMentor - AI Coding Assistant is a Chrome extension designed to elevate your competitive programming experience. It offers AI-powered hints that guide users through coding challenges on platforms like LeetCode, Codeforces, and CodeChef. The hints progress from gentle nudges to stronger suggestions, helping users understand complex problems more effectively. Additionally, it supports various AI providers, ensuring versatile assistance tailored to individual needs. The extension also features smart caching to minimize API costs and enhance performance.

Beyond hints, CodeMentor includes robust contest tracking capabilities that keep users informed about upcoming competitions. Customizable reminders and a unified streak management system motivate users to maintain consistent practice. With features like a problem timer, favorites system, and a privacy-first design that ensures data security, CodeMentor is an essential tool for anyone looking to sharpen their coding skills and excel in competitive programming.