AI Checker: Scan for AI Content and Plagiarism
One tool to check for AI writing, plagiarism, and originality — right inside Google Docs
Type, paste, or upload your text.
AI Detection results
AI Content Score
Scan your text to check for AI content
Verify your writing quality across major AI detectors
Turnitin
GPTZero
Copyleaks
ZeroGPT
Quillbot
Writer
Sapling
OriginalityTrusted by the highest performing students & professionals
99.98%
Detection Accuracy
1.2%
False Positive Rate
6,000+
Users
4.9/5
User Rating
Everything you need to get the work done.
Essay Grader
Free AI grading with built-in AI detection
AI & Plagiarism Checker
Scan your text for AI and plagiarism in one click
Study Editor
Rich editor with AI citations and grammar
Auto-Improve
AI iterates your essay until it scores perfectly
Citations
Generate formatted citations instantly
Quiz Generator
Create quizzes from any topic or content
Flashcards
Smart flashcards generated instantly
Notes
Record and generate structured lecture notes
6k+ students and professionals can't be wrong
Sarah M.
Pre-Med Student, UCLA
TypeOS helped me improve my writing so much that my professor complimented my thesis. The editing suggestions were exactly what I needed.
James K.
Management Consultant
As a consultant, I need to produce polished reports fast. TypeOS writes them in minutes and the humanizer makes them sound exactly like me.
Alex R.
Business Major, NYU
I wanted to make sure my work sounded polished and original before submitting. TypeOS gave me confidence in my writing quality.
Patricia L.
Partner, Corporate Law Firm
Our law firm uses TypeOS to draft initial client memos. It saves our associates 3-4 hours per document.
David C.
English Lit, Stanford
I switched from Quillbot and the difference is night and day. TypeOS actually understands context.
Maria S.
Graduate Researcher
As a researcher, writing clarity is everything. TypeOS helps me refine my drafts so the ideas shine through without sounding robotic.
Robert T.
Immigration Attorney
The research assistant finds relevant case law faster than Westlaw, and the humanizer ensures my briefs sound authentic.
Priya N.
Psychology Major, UMich
TypeOS made me a genuinely better writer. The suggestions helped me understand what makes academic writing strong.
Tom W.
MBA Student, Wharton
The writing quality improvement is incredible. My content reads naturally and professionally every time.
Frequently Asked Questions about AI Checker
TypeOS AI Checker scans text for two things: AI-generated content (from ChatGPT, Claude, Gemini, etc.) and plagiarism (matching text from web sources and academic databases). You get both results in one scan.
TypeOS uses a multi-model approach that combines several detection methods. This produces fewer false positives than tools that rely on a single detection model. We continuously test and update our detection engine.
Yes. Many students use TypeOS to check their own writing before submission to make sure it doesn't accidentally trigger AI detection flags. This is a smart way to ensure your original work is recognized as human-written.
Join 6k+ writers and professionals already using TypeOS.
AI is the future, and we help you write confidently with it.
Start for free today.