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

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 …

It can detect content from major models, including ChatGPT, Gemini, Claude, and Llama, and accurately distinguish between fully AI-generated text and content that has been refined using assistive writing …

Our AI Detector is carefully trained to detect most texts generated by popular tools like ChatGPT and Bard. These texts often contain certain phrases, patterns, or awkward wording that indicate they …

Without trustworthy content a brand's image may appear poor and unproductive. ZeroGPT will highlight the sentences or words from your content identified as AI-generated and providing you with a …

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

Use Grammarly's free AI detector to identify content generated by ChatGPT, GPT5, and Gemini. Our AI checker provides reliable and free results, no sign-up needed.