Guides
Guides to spotting AI writing
Short, practical answers to the questions people ask before, during and after they check a piece of writing for AI.
2,000 free credits when you sign up. No card needed.
All guides
- GuideWhen detectors get it wrongAI detectors can be wrong. Learn when false positives and misses happen, which kinds of writing are most at risk, and how to use results responsibly.
- GuideClaude and Gemini detectionCan AI detectors detect Claude and Gemini? How Winston AI flags machine-written text from these models, why it doesn't name the model, and what editing changes.
- GuideParaphrased AI textDoes paraphrasing hide AI writing? What reviewers should know about reworded AI text, how it shows up in sentence highlights, and how to review it fairly.
- GuideHow detection worksA plain-language explanation of how AI detectors work: patterns in word choice and predictability, sentence-level scoring, training data and retraining.
- GuideProving your work is yoursAccused of using AI on work you wrote yourself? How to gather drafts and version history, explain your process calmly, and protect yourself next time.
- GuideTalking to students about AIA calm, fair way to talk with a student about suspected AI use: how to prepare, which questions to ask, what drafts can show, and how to follow up after.
- GuideSpotting ChatGPT essaysThe signs that an essay was written with ChatGPT, from generic structure to missing class details, and how to check a draft fairly before you act on it.
- GuideRecognizing AI-written textPractical signs that text was written by AI, from flat rhythm and vague claims to missing firsthand detail, plus how to check a passage and weigh results.
- GuideAI content and SEOIs AI content bad for SEO? Why helpfulness matters more than how a page was produced, where mass-produced AI pages go wrong, and how to review drafts.
- GuideReading detection scoresWhat an AI detection score actually tells you, how to read red and yellow sentence highlights, and why a high score is evidence to weigh rather than proof.
Browse more
- BrowseAI detectors for every major modelCheck whether text was written with ChatGPT, Claude, Gemini, DeepSeek, Llama and other AI models. Sentence-level results in seconds.
- BrowseAI detection for teachers, editors, recruiters and moreSee how teachers, editors, recruiters, publishers and other teams use an AI detector to review writing fairly and quickly.
- BrowseAI detector in Spanish, French, German and moreCheck AI-generated writing in Spanish, French, German, Portuguese, Chinese and other languages, with the same sentence-level highlights as English.
Have something to check?
Paste any text into the detector. You'll get an overall score and a highlight on every sentence that reads as machine-written.