LeetBuddy

AI-powered LeetCode interview prep assistant with guided problem-solving and progress tracking

Stay in problem-solving mode. LeetBuddy lives in the Chrome side panel and acts like a technical interviewer: it won't hand you full solutions; it nudges you to derive them yourself. Key Features - Context-aware AI chat tied to the current LeetCode problem - Automatic problem detection — switches context when you navigate to different problems - Strict "no full answers" interview persona — guides you without spoiling solutions - Quick hint buttons for targeted help - Automatic submission tracking — detects when you solve a problem and records your progress - Built-in stopwatch — manually track timing when solving in your IDE, on paper, etc. - Multi-attempt history — review all your attempts per problem with timestamps - Model selection — choose from Gemini 2.5 Flash, 2.5 Pro, 3 Flash, or 3 Pro - Configurable thinking modes — control reasoning depth for different models How It Works 1. Install the extension 2. Open the LeetBuddy side panel while viewing a LeetCode problem (click the extension icon) 3. Set your Google AI Studio API key in the extension's Options page 4. Chat, ask for hints, and refine your approach 5. When you submit a correct solution, LeetBuddy automatically prompts you to save it 6. Review your progress and solving history in the Review tab Privacy & Data - Your API key is stored locally via chrome.storage.local - No external servers besides Google's Gemini API (your direct model calls) - No analytics, tracking, or data collection - All submission history stays on your device Requirements - A free https://aistudio.google.com/apikey - Chrome or Edge browser