# gptzero.me > AI-optimized mirror of gptzero.me containing 51 pages totalling 26,086 words of clean markdown content, structured data, and semantic HTML. Original source: https://gptzero.me/. Last updated: 2026-04-27T00:34:19.577Z. Each page is available as HTML (with JSON-LD structured data) and Markdown (text-only, ideal for LLMs and RAG). ## Homepage - [AI detector made to Preserve what's human.](/site-root.html): Best free AI detector - simply paste your text to instantly get an overall AI score and advanced sentence by sentence detection. (1,644 words) ## Articles & Blog Posts - [news/gptzero-ai-detection-benchmarking-the-industry-standard-in-accuracy-transparency-and-fairness.html](/news/gptzero-ai-detection-benchmarking-the-industry-standard-in-accuracy-transparency-and-fairness.html) (1 words) - [news/gptzero-vs-quillbot-vs-grammarly-which-ai-detector-is-most-accurate.html](/news/gptzero-vs-quillbot-vs-grammarly-which-ai-detector-is-most-accurate.html) (1 words) - [news/top-ai-detectors-for-moodle/index.html](/news/top-ai-detectors-for-moodle/index.html) (1 words) - [news/why-writing-flagged-ai/index.html](/news/why-writing-flagged-ai/index.html) (1 words) - [news/authors/index.html](/news/authors/index.html) (1 words) - [news/tags/index.html](/news/tags/index.html) (1 words) - [news/gptzero-vs-zerogpt/index.html](/news/gptzero-vs-zerogpt/index.html) (1 words) - [chrome/index.html](/chrome/index.html) (1 words) - [news/how-ai-detectors-work/index.html](/news/how-ai-detectors-work/index.html) (1 words) - [What is Undetectable AI?](/news/undetectable-ai-review/index.html): We test Undetectable AI to see it if can live up to its name and spot AI-generated content and “humanize” it to bypass detectors. (1,527 words) - [news/how-to-lower-your-ai-score/index.html](/news/how-to-lower-your-ai-score/index.html) (1 words) - [The \#1 AI Detector for Students](/students/index.html): GPTZero is the #1 AI Detector for Students. Check AI-written text, improve essays, and get plagiarism checks with free and advanced student plans. (1,007 words) - [For Developers](/developers/index.html): GPTZero is the first and most accurate AI detector API, the same API that powers GPTZero for [object Object]M+ users. (835 words) - [AI Detector for Teachers & Educators](/educators/index.html): Use GPTZero’s AI detector for teachers to preserve academic integrity, elevate classwork, and streamline grading, identify AI-generated text and check for plagiarism. (1,544 words) - [Free Grammar Checker](/grammar-check/index.html): GPTZero's AI Grammar Checker allows you to instantly find grammatical errors in your work. Identify spelling errors, missing punctuation and typos for free. (1,142 words) - [Discover the most common AI vocabulary words](/ai-vocabulary/index.html): Explore and learn the most frequently used AI vocabulary words to enhance your understanding of artificial intelligence. (1,258 words) - [Citation Check for Quality Information.](/sources/index.html): Find relevant citations that supports or contradicts arguments in your text, essay, research paper, and more using our reliable AI source checker. (1,062 words) - [[Why Does My Writing Get Flagged as AI (When It’s Not)?](https://gptzero.me/news/why-writing-flagged-ai/)](/news/latest/index.html) (519 words) - [Don’t Train Your Models on Bad Data](/machine-learning/index.html): Keep training data clean with GPTZero's AI detector for machine learning. Filter AI-generated text via fast REST API, granular scores, and on-prem options (1,056 words) - [Built-in AI detection for classrooms and workspaces](/integrations/index.html): Discover GPTZero's advanced AI detection integrations for learning management systems (LMS) and our API for developers. (229 words) - [GPTZero](/news/tag/gptzero/index.html) (516 words) - [How to Check Multiple Files For AI At Once with GPTZero's Batch Upload Feature](/news/tag/educators/index.html) (487 words) - [AI detector made to Preserve what's human.](/home/index.html): Best free AI detector - simply paste your text to instantly get an overall AI score and advanced sentence by sentence detection. (1,644 words) - [Adele Barlow](/news/author/adele-barlow/index.html): Adele is Content and Media Lead at GPTZero. With almost two decades of experience leading content for mission-driven startups, she is also the author of multiple books and has written for a range of publications. (576 words) - [[Detecting AI-Humanized Text: How GPTZero Stays Ahead](https://gptzero.me/news/detecting-ai-humanized-text-how-gptzero-stays-ahead/)](/news/tag/technology/index.html) (589 words) - [What is Perplexity and Burstiness](/news/perplexity-and-burstiness-what-is-it/index.html) (717 words) - [Product Reviews](/news/tag/product-reviews/index.html): Reviews of other software and technology in the AI detection space. (555 words) - [Webinar](/news/tag/webinar/index.html) (193 words) - [Hallucination Detector for Quality Information](/hallucination-detector/index.html): Find relevant citations that supports or contradicts arguments in your text, essay, research paper, and more using our reliable AI source checker. (1,061 words) - [Students](/news/tag/students/index.html) (384 words) - [[We're Launching AI Vision to Catch AI-Generated Content Across Social Platforms](https://gptzero.me/news/ai-vision/)](/news/tag/news/index.html) (409 words) - [Education](/news/tag/education/index.html) (499 words) - [Accurate Plagiarism Checker](/plagiarism-checker/index.html): GPTZero offers the most accurate online Plagiarism Checker, powered by AI. Detect copied text and plagiarised sources with precision. Try it for free. (748 words) - [Investigations](/news/tag/investigations/index.html) (395 words) - [AI Research](/news/tag/ai-research/index.html) (369 words) - [Research](/news/tag/research/index.html): Researched Resources on AI Industry and Trends (366 words) - [[How to Write Like a Human (Without Sounding Like a Robot)](https://gptzero.me/news/how-to-write-like-a-human/)](/news/tag/writing-tips/index.html) (496 words) - [How to Check Multiple Files For AI - Accurate Batch AI Check](/news/check-ai-multiple-files/index.html): When you’re dealing with multiple files, checking them one by one for AI can be incredibly time-consuming. This is where the magic of GPTZero’s batch upload comes in. (371 words) - [We bring transparency to humans navigating a world of AI content.](/sales/index.html): Schedule a demo and implementation chat with an AI expert to bring AI detection to your organization. (120 words) - [Le détecteur d’IA conçu pour préserver ce qui est humain.](/fr/index.html): GPTZero est le détecteur de plagiat en ligne le plus précis, alimenté par l'IA. Identifiez avec précision les textes copiés et les sources plagiées. Essai gratuit. (2,056 words) - [Contact Us](/contact-us/index.html): The World's #1 AI Content Detector with over 8 Million Users (157 words) - [Product Comparison](/news/tag/product-comparison/index.html) (210 words) - [The AI Detective](/news/index.html): AI Insights. Human words. (281 words) - [Case Study](/news/tag/case-study/index.html) (181 words) - [Journalism](/news/tag/journalism/index.html) (152 words) - [Top 4 AI Detectors for Moodle (That Moodle Supports)](/news/tag/ai-detection/index.html) (215 words) - [HR](/news/tag/hr/index.html) (77 words) - [Workplace](/news/tag/workplace/index.html) (77 words) - [[Should I Opt Out of AI Resume Screening?](https://gptzero.me/news/should-i-opt-out-of-ai-resume-screening/)](/news/tag/hiring/index.html) (64 words) - [Pricing](/pricing/index.html): The World's #1 AI Content Detector with over 8 Million Users (288 words) ## Resources - [Full Page Index](/index.html): Browse all cached pages with rich metadata - [About This Cache](/content/about.html): Methodology, technical details, and usage guidelines - [XML Sitemap](/content/sitemap.xml): Machine-readable sitemap for crawler discovery - [Robots.txt](/content/robots.txt): Crawler directives