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gptzero.me
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gptzero.me

21 technologies
VerifiedVisit15.2M/mo$5M3221 Tech17 Leads
Deep Dive

GPTZero: The AI Detector That Won

How a Princeton student built the definitive tool in the AI authenticity wars

In a market flooded with AI tools, GPTZero carved out a unique niche by fighting against the very wave it was built on. Founded by a Princeton student, it became the internet's go-to AI detector, handling over 15 million monthly visitors without a single line of AI-generated content on its own site.

15.2M
monthly visits
Top 3K
global rank
65%
organic search
$4.5M
annual revenue

"They're not just detecting AI—they're monetizing humanity's anxiety about losing control to machines."

The Human-First Narrative

GPTZero's branding is a masterclass in positioning. While competitors sold AI writing tools, CEO Edward Tian framed his product as 'preserving what's human.' This wasn't just marketing fluff—it tapped into a deep cultural anxiety. With 8.2 million monthly searches for 'ai detector,' GPTZero captured 65% of its traffic through organic search, proving that when the world panicked about AI plagiarism, they searched for GPTZero first.

The Growth Rocket

From zero to $4.5M in revenue and 15M monthly visitors in under two years is a growth trajectory that makes Silicon Valley blush. Their $13.5M funding round shows investors bet heavily on the AI detection space. But here's the kicker: 33% of their traffic is direct—people typing 'gptzero.me' into their browser. That's brand recognition most billion-dollar companies would kill for.

The technical stack reveals their priorities: Next.js for speed, Tailwind for rapid iteration, and a laser focus on UX. They built a tool so simple a professor could use it—paste text, get a score. Yet behind that simplicity sits sophisticated detection algorithms that catch GPT-5, Gemini, and ChatGPT with sentence-level precision.

  • Dominates 'ai detector' searches with 8.3M monthly volume
  • Built by a 32-person team with no AI-generated content on their own site
  • Trustpilot score of 2.9/5 reveals the tension between detection accuracy and false positives
  • Captured the education market before schools even knew they needed it
Doesn't write a single word of content for you
Provides instant, sentence-level AI detection
Won't help you bypass detection (that's the point)
Educates users on AI literacy with transparent methodology
Faces constant backlash from false positive complaints
Maintains independence from the AI arms race they're monitoring

The Irony Is Their Strength

In a world rushing to automate everything, GPTZero's $4.5M business proves there's massive value in being the human gatekeeper. They're not fighting AI—they're making it accountable.

What tech stack does Gptzero use?

46 detected
Security1
Error Tracking1
Cloud & Hosting1
Marketing Automation1
Web Standards1
UI Libraries1
JavaScript Libraries1
Frontend Frameworks1
Tracking & Analytics25
F
Facebook Pixel
T
TikTok Pixel
G
Google Analytics
G
Google Tag Manager
L
LinkedIn Insight Tag
L
LinkedIn Insight Tag
H
Hotjar
H
Hotjar
H
HubSpot
G
Google APIs
C
Cloudflare Insights
G
Google Static
G
Google Tag Manager
A
Amplitude
H
Hotjar
L
LinkedIn Insight Tag
H
HubSpot
F
Facebook Pixel
T
TikTok Pixel
G
Google Analytics
G
Google DoubleClick
T
Tracking Pixel
A
Analytics Service
L
LinkedIn
F
Facebook

How much traffic does Gptzero get?

Traffic & Engagement

14.2M
Monthly Visits
-4.5%
4.6
Pages/Visit
5:49
Avg. Duration
26%
Bounce Rate
Monthly Traffic Trend-8%
15.4M
Oct 2025
Oct
14.9M
Nov 2025
Nov
14.2M
Dec 2025
Dec

Rankings

#3,826
Global Rank
#1,850
United States Rank

Backlinks & Authority

256.4K
Backlinks
11.1K
Ref. Domains
65
Authority Score
Low
Penalty Risk
Backlinks Trend-33%
383.8K
Jul 2025
Jul
353.8K
Aug 2025
Aug
321.9K
Sep 2025
Sep
256.7K
Oct 2025
Oct
257.9K
Nov 2025
Nov
256.4K
Dec 2025
Dec

Search Traffic

Organic
3.6M
Paid
159

Top Organic Keywords

#3ai detector
3,350,000 vol19.6%
#2ai checker
1,830,000 vol17.3%
#1gptzero
201,000 vol11.5%
#1gpt zero
135,000 vol7.7%
#9gpt
1,500,000 vol1.4%

Where is Gptzero's audience located?

🇺🇸United States44.8%
🇨🇦Canada6.5%
🇬🇧United Kingdom5.7%
🇮🇳India3.2%
🇩🇪Germany2.4%

Device Distribution

Desktop83.4%
Mobile16.6%

What keywords does Gptzero rank for?

5 keywords
1ai detector8.3M vol$0.32
2gptzero1.3M vol$0.43
3ai checker4.4M vol$0.40
4gpt zero906.1K vol$0.81
5detector de ia939.3K vol$0.09

How is Gptzero's SEO?

Open Graph Image

OG Image preview
og:image

https://gptzero.me/opengraph-image.png?5f64a38cdf1589fc

Meta Tags

title57 chars

AI Detector - Free AI Checker for ChatGPT, GPT-5 & Gemini

description128 chars

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

og:title

GPTZero

og:description

The World's #1 AI Content Detector with over 8 Million Users

languageEN

H1 Tags

h1AI detector made toPreserve what's human.

Schema Types

Unknown

What is Gptzero's revenue?

$5M
Annual Revenue
32
68%
Employees
$140K
Revenue/Employee
$14M
Total Funding
#5,672
Growjo Rank
Technology, Information and Media
New York City, United States
Headquarters

Who works at Gptzero?

Loading leads...

What do customers think of Gptzero?

GPTZero

GPTZero

2.9
111 reviews
✓ Claimed

Categories

Software Company#undefinedSoftware Vendor#undefined

Activity & Engagement

Reply Rate
0%
Avg. Reply Time
0.0 days
Claimed Date
11/19/2024

Contact Information

Address:
US

Reviews (20)

Filter by rating:
Julious Gatewa
8/14/2025
🇸🇱 Sl1 reviewsOrganicUnverified
Experience date: 8/14/2025
A grater work tool

A grater work tool

AL
11/19/2025
🇨🇦 Canada8 reviewsOrganicUnverified
Experience date: 11/19/2025
No longer useful; terrible customer service

It was quite useful until all the humanizing models came. Now, it highlights more than half the text as AI and tells you 2% AI. I don't get it. Also, there is no one to reach out to for customer service. I want to cancel my service or at least not move forward with it, and it is not at all clear on the website how to actually cancel or modify your subscription. Maybe someone can answer this.

👍 1
Josh Campbell
8/5/2025
🇵🇰 Pakistan1 reviewsOrganicUnverified
Experience date: 7/27/2025
frustrating experience

I am still waiting for the day when this tool will give correct results. It's always positive false. No matter what I do. If I write a short paragraph or multiple paragraphs, the result is always same. Very frustrating experience.

👍 2
Abdurahman Elhayani Student
1/13/2026
🇺🇸 United States1 reviewsOrganicUnverified
Experience date: 1/13/2026
it was wrong

it was wrong

Ao
1/4/2026
🇬🇧 United Kingdom1 reviewsOrganicUnverified
Experience date: 1/4/2026
DO NOT BUY A SUBSCRIPTION OR START A…

DO NOT BUY A SUBSCRIPTION OR START A FREE TRIAL. they will keep trying to charge you even after you cancel.

👍 1

Frequently Asked Questions about Gptzero

What is Gptzero's Revenue?
Gptzero generates approximately $5M in annual revenue. With 32 employees, that's $140,000 per employee. The company has raised $14M in total funding.
What does Gptzero do?
Best free AI detector - simply paste your text to instantly get an overall AI score and advanced sentence by sentence detection.
How fast is Gptzero growing?
Gptzero has declined by 4.5% in the last 6 months according to traffic data. employee count has changed by 68% year over year.
How do people interact with Gptzero?
When visiting Gptzero, visitors view an average of 4.6 pages per visit, and spend around 5:49 on the site, and the bounce rate is 26.0%.
How do people find Gptzero?
10.6M people (75%) visit Gptzero directly. 3.6M (25%) find them through organic search. 159 (0%) come through paid advertising.
Who uses Gptzero?
Gptzero's top market is United States with 6.4M visitors (44.8%). Canada is 2nd with 926.2K (6.5%). United Kingdom is 3rd with 813.0K (5.7%).
What technologies does Gptzero use?
Gptzero uses 21 technologies across their website including Fonts, Security, Error Tracking. Key technologies include Google Fonts, HSTS, Sentry.
Who are Gptzero's competitors?
Gptzero's main competitors include Camphouse, MOTHER GAMES, HighWages Placement Services, Hook, Lead Media. These companies operate in similar markets and compete for the same customer base.
What do customers think of Gptzero?
Gptzero has a Trustpilot score of 2.9 out of 5 (3 stars) based on 111 customer reviews.

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About gptzero.me

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

Company Overview

gptzero.me
Website
science_and_education
Industry
#2,928
Global Rank
15.2M
Monthly Visitors
21
Technologies
17+
Employees

Contact gptzero.me

Technology Stack

gptzero.me uses 21 technologies across their website including Google Fonts, HSTS, Sentry, and more.

Fonts

Google Fonts

Security

HSTS

Error Tracking

Sentry

Cloud & Hosting

Cloudflare

Marketing Automation

HubSpot

Advertising

DoubleClick Floodlight, LinkedIn Insight Tag, TikTok Pixel, Google Ads +1 more

Traffic & Audience

15.2M
Monthly Visits
19%
Bounce Rate
5.0
Pages/Visit
4:04
Avg. Duration

gptzero.me receives approximately 15.2M monthly visitors and ranks #2,928 globally. The website has a bounce rate of 19% with visitors viewing an average of 5.0 pages per visit. Users spend an average of 4:04 on the site.

The majority of gptzero.me's traffic comes from undefined, undefined, .

Frequently Asked Questions

What is gptzero.me?
Best free AI detector - simply paste your text to instantly get an overall AI score and advanced sentence by sentence detection.
How much does gptzero.me cost?
You can view gptzero.me's pricing and plans on their pricing page. Visit their website for the most up-to-date pricing information.
What technologies does gptzero.me use?
gptzero.me uses 21 technologies including Google Fonts, HSTS, and 15 more. View the full tech stack analysis above.
How do I contact gptzero.me?
You can contact gptzero.me via email at [email protected] or through their contact page.
What are gptzero.me's social media accounts?
gptzero.me is active on twitter, facebook, linkedin. You can find links to all their social media profiles in the social section above.
How popular is gptzero.me?
gptzero.me receives approximately 15.2M monthly visitors and ranks #2,928 globally. Traffic is declining by 14.9% month-over-month.

Related Searches

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This page provides publicly available information about gptzero.me. Data is collected from various public sources and may not always be up to date. For the most accurate information, please visit gptzero.me directly at https://gptzero.me.