AI-text detection and writing analysis tool for educators and enterprises
GPTZero is an AI-text detection tool founded by Edward Tian in early 2023 to help educators, publishers, and enterprises identify AI-generated content. The company expanded into a broader 'writing analysis' platform with Origin, which surfaces the writing process inside Google Docs. Profitable and growing fast — Sacra estimates ~$24M ARR by 2025, up 253% year-over-year. Raised a $10M Series A in June 2024 led by Footwork.
AI📍 New York, NYFounded 2023
Current Valuation
Private
as of 2024-Q2
PRIVATE
IPO Outlookprivate
Is GPTZero going public?
No. GPTZero is private and has not filed to go public. There is no S-1 on file.
What is GPTZero's valuation in 2026?
No confirmed valuation is on record for GPTZero. The roster shows funding and investors where they are public; it does not estimate a mark.
Has GPTZero filed an S-1?
No public S-1 is on file for GPTZero.
Who are GPTZero's investors?
GPTZero's investors include Footwork, Reach Capital, Uncork Capital, Neo.
How much has GPTZero raised?
GPTZero has raised $13.5M in total, most recently a Series A of $10M in Jun 2024.
Is GPTZero publicly traded — can you buy GPTZero stock?
No. GPTZero is a private company — its shares are not listed on any exchange and there is no ticker. The routes to exposure are pre-IPO secondary marketplaces and funds (accredited investors), employee tender offers when the company runs one, and public companies with read-through exposure. QuantLogix maps every route it can verify for GPTZero on its Pre-IPO Access Desk.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Company Profile
CEO
Edward Tian
Founded
2023
HQ
New York, NY
Employees
~30
Total Raised
$13.5M
Est. Revenue
$24M (2025-Q3)
Growth
~253% YoY ARR growth
Last Round
Series A — $10M (Jun 2024) · Lead: Footwork
IPO Status
private
Fundraising Status
Series A · $10M · 2y 4mo ago
privateTotal raised $13.5M
Latest Funding Round
Round
Amount
Date
Lead Investor
Post-Money
Series A
$10M
Jun 2024
Footwork
—
Vertical Intelligence — AI / ML
Open models
0
Downloads (30d)
0
across all models
Followers
31
Attributed to Hugging Face organization "GPTZero" as of 2026-10-05. Open-weights footprint only — closed-model usage is not publicly measurable. Verify on Hugging Face ↗
Talent Signal
Hiring trend
▼ Hiring downtrend
-33% vs 2026-08
Open roles
6
via ashby
Product-build share
100%
engineering, research, product, design
Trajectory
tightening
heavy product build — 100% of open roles are product-building functions (engineering/research/product) — 4 of 6 open roles are engineering.
Open roles trending down; no tracked executive churn.
Counted from GPTZero's live job board as of 2026-09-14; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.
Founders & Key People
Edward TianAlex Cui
Investors
Footwork · Reach Capital · Uncork Capital · Neo
Products
GPTZero AI text detector (consumer + API)
Origin (writing-process visibility for educators)
Enterprise AI-detection API and integrations
Competitors
Turnitin · Originality.ai · Copyleaks · Winston AI
AI DetectionEdTechWriting ToolsCompliance
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2024-Q2. Refreshed quarterly.