How Accurate Are AI Detectors for Identifying AI-Generated Content?

With AI writing tools like ChatGPT, Gemini, and Claude becoming more popular, many people are wondering how reliable AI detector really are. Can they accurately distinguish between human-written and AI-generated content? What factors affect detection accuracy, and which tools have given you the best results? I've been testing an AI detector to analyze blogs, essays, and website content, and it's been interesting to compare the results. I'd love to hear about your experiences and recommendations.