Best free AI detector - simply paste your text to instantly get an overall AI score and advanced sentence by sentence detection.

Our AI Checker helps educators detect AI-generated, AI-refined, and human-written content in text. Analyze the content submitted by your students to ensure that their work is actually written by them.

Nov 28, 2025 · What is an AI Detector? An AI detector (also called an AI checker or AI content detector) analyzes text to evaluate how likely it was generated by AI. It searches for patterns …

Our AI detection model includes several components that analyze text to determine its origin and if it was written by AI. We use a multi-stage methodology designed to optimize accuracy while …

Explore key questions about AI detection with Grammarly’s expert resources. Discover how AI detectors work, how accurate they are, how to use AI responsibly, and more.

Whether you’re safeguarding intellectual property, training AI models, or implementing AI usage policies, our enterprise AI detection platform delivers unmatched accuracy, security, and control.

Sep 22, 2025 · Our AI Detector offers near 100% accuracy in detecting content generated by AI models like ChatGPT, Gemini, Claude, and more. Ensure authenticity with confidence.

Now, with Originality.ai, you can check if text is written by AI, with world-class AI detection in 30 languages and an overall accuracy of 97.8% for our multilingual model.

Instantly detect AI-generated text from ChatGPT, GPT-4, Claude, Gemini, and other popular models.

Free AI content detector and slop detector that checks if text is AI-generated with 97% accuracy. Detect AI slop, machine-generated content, and LLM output from GPT-5, Claude 4.5, Gemini 2.5, Qwen3, …