AIDetector — Detect AI text Online Free

Accurately identify content generated by ChatGPT, GPT-5, Claude & Gemini. Free, no sign-up needed.

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[Example] [ChatGPT] The wind whispered through the trees, carrying the scent of fresh rain. It was a peaceful evening, and the sky was painted in soft shades of pink and purple. As I walked along the quiet path, the sound of birds singing gently filled the air. There was something magical about this moment, something that made time feel like it had slowed down. I paused for a moment to breathe in the serenity around me, grateful for the simple beauty of nature. Sometimes, it's the smallest moments that bring the most peace to our hearts.
09/22/2025
[Example] [Gemini] The small coffee shop hummed with a soft, steady rhythm—the hiss of the espresso machine, the clinking of ceramic mugs, the low murmur of conversations. A woman sat by the window, a steaming latte cupped in her hands, its warmth seeping into her cold fingers. Rain streaked down the glass, blurring the streetlights into soft, golden orbs. She wasn't waiting for anyone, just savoring the quiet refuge, a moment suspended between the rush of the day and the stillness of the night.
09/22/2025
[Example] [AI + Human] The city was bathed in a golden glow as the sun sank below the horizon. Footsteps echoed on the pavement as people rushed home. I watched the water dance in the last of the light while perched on a bench near the fountain. The sound of laughter from a nearby café was carried by the cool evening breeze. The city seemed to be taking a breather before nightfall, slowing down. I felt a strong sense of connection to everything around me as I closed my eyes and allowed the serenity to envelop me.
09/22/2025
[Example] [Human] To be, or not to be, that is the question: Whether 'tis nobler in the mind to suffer The slings and arrows of outrageous fortune, Or to take arms against a sea of troubles And by opposing end them. To die: to sleep; No more; and by a sleep to say we end The heart-ache and the thousand natural shocks That flesh is heir to, 'tis a consummation Devoutly to be wish'd. To die, to sleep; To sleep: perchance to dream.
09/22/2025

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Relied on by top organizations and trusted by innovators.

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Business Insider
Forbes
ABC
Buzfeed
CBS
Fox
NBC
Yahoo
Mashable
LifeWire
BBC
Nature
Business Insider
Forbes
ABC
Buzfeed
CBS
Fox
NBC
Yahoo
Mashable
LifeWire
BBC
Nature

What is AIDetector?

AIDetector is a free tool that spots content from models like ChatGPT, Claude, Gemini - checking text, PDFs, Word, and PPT files, then giving clear reports.

What is AIDetector?

Why Choose AIDetector?

Fast Detection Speed

AIDetector checks your files (text, PDFs, Word) in seconds, so you don’t wait long for AI content results.

Clear Detection Reports

AIDetector’s reports mark AI parts clearly, explain details simply, and let you choose to share or download them—helping you use results easily.

Built-in AI Humanizer

You can click AIDetector’s built-in AI Humanizer to do one-click humanized rewriting for flagged AI content, keeping your work’s original meaning.

Supports Multiple File Formats

AIDetector lets you directly input text or upload PDFs, Word, PPT files—no need to convert files before AIDetector’s detection.

No Sign-Up Needed

You can use AIDetector right away without signing up or sharing personal info—AIDetector is simple and convenient, saving your time.

Free & No Usage Limits

AIDetector is totally free, and you can use AIDetector to check as many files as you want daily—no hidden restrictions.

How to Use AIDetector in 3 Easy Steps

Step 1: Upload or Paste Your Content

Step 1: Upload or Paste Your Content

Drop your content into AIDetector by pasting it or uploading files. The AI Humanizer works with long drafts too.

Step 2: Click the Detection Button

Step 2: Click the Detection Button

Find the “Detect AI” button below AIDetector’s input area, click it to begin checking—no payment or registration needed.

Step 3: View or Download the Report

Step 3: View or Download the Report

Just wait seconds for AIDetector’s results, then view AI-flagged parts or click “Download” to save AIDetector’s full report.

Want to Check Your Content for AI free?

No registration, no cost—use AIDetector to scan text, PDFs, or Word files fast. Get clear results and keep your work original easily.

Detect AI Text Now

Who Is AIDetector For

Students and Researchers

Students and researchers paste paper drafts into AIDetector to spot AI-generated parts, avoid academic misconduct, and ensure submissions are 100% original.

Content Creators

Content creators upload articles or video scripts to AIDetector; it flags AI text, helping them keep content true to their voice and maintain audience trust.

Freelancers and Writers

Freelancers and writers run client drafts through AIDetector to check for AI content, meet clients’ original work requirements, and boost client satisfaction.

Editors

Editors upload submissions (PDFs, Word files) to AIDetector; it scans for AI text quickly, cuts review time, and ensures published content is high-quality and human-written.

Business Professionals

Business pros upload reports or proposals to AIDetector to find AI parts, make sure work shows their team’s real expertise, and impress clients or stakeholders.

Marketers and SEO Experts

Marketers and SEO specialists check blogs or ads with AIDetector to remove AI text, keep content engaging for readers, and improve search engine rankings.

User Reviews of AIDetector

L.T. avatar

L.T.

Student

I paste my research paper drafts into AIDetector every time—it spots AI parts fast, so I avoid misconduct and hand in fully original work.
M.K. avatar

M.K.

Content Creator

As a content creator, I upload my article drafts to AIDetector. It flags AI text, helping me keep my writing true to my voice and keep readers trusting me.
J.R. avatar

J.R.

Freelance Writer

Before sending drafts to clients, I run them through AIDetector. It checks for AI content, so I meet their original work needs and keep them happy.
S.F. avatar

S.F.

Editor

I upload submissions (PDFs, Word) to AIDetector daily. It scans for AI text quickly, cuts my review time, and ensures we publish quality human-written content.
D.W. avatar

D.W.

Business Professional

I use AIDetector to check my team's business proposals. It finds AI parts, so our work shows real expertise and makes a good impression on clients.
A.C. avatar

A.C.

SEO Specialist

I check all my marketing blogs with AIDetector to remove AI text. This keeps content engaging for readers and helps improve our search engine rankings.

Frequently Asked Questions about AIDetector