Polygraf AI is an AI-powered content detection tool designed to identify AI-generated content, plagiarism, and writing flaws. It helps content creators, copywriters, and educators ensure content authenticity by detecting AI authorship from tools like ChatGPT, Gemini, and Grammarly, with confidence scores between 0-100%. The platform provides detailed insights with color-coded breakdowns, showing human-generated, AI-generated, or AI-modified content. It also flags copyright issues, traces copied content to its source, and analyzes writing for readability, vocabulary richness, and structure. Polygraf AI includes features like an AI detector, source detector, writing analysis, content humanizer, and cognitive flow index. Users can choose between lifetime or annual access plans with a 60-day money-back guarantee. The tool integrates with Gmail, Google Docs, and APIs, making it a comprehensive solution for maintaining content quality and avoiding plagiarism.