AI · alternatives · 2026

24 alternatives to Origin By GPTZero

Detect AI-generated text wherever you go

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Origin By GPTZero launched in 2023; newer entries below may have overtaken it.

1
AI Detector by Content at Scale▲365
Detect with confidence, your ultimate AI detector
2023 · moxby.com · its alternatives →
2
AI Content Detector from Crossplag▲61
Originality has a new threat, and here's the solution.
2023 · inspera.com · its alternatives →
3
Originality▲419
ChatGPT AI content detector & a modern plagiarism checker
2023 · originality.ai · its alternatives →
4
Chat by Copy.ai▲464
A smarter ChatGPT to help you get more done
2023 · its alternatives →
5
GPTZero▲129
Detect whether an essay is ChatGPT or human written
2023 · share.streamlit.io · its alternatives →
6
AI Anywhere (Beta)▲205
AI copilot for all apps, use ChatGPT without copy-pasting
2023 · ai-anywhere.com · its alternatives →
7
Detect GPT▲241
A Chrome extension that spots AI-generated content
2022 · thomas.io · its alternatives →
8
Dageno AI▲235
Go beyond tracking. Dageno AI is the only platform bridging GEO audits to autonomous agent execution. Fix visibility gaps in ChatGPT & Perplexity instantly.
Apr 2026 · dageno.ai · its alternatives →
9
AI Detector by ContentDetector.AI▲99
Free and accurate AI detector to check AI content
2023 · moxby.com · its alternatives →
10
AI Detector - Text Validator▲76
Verified ChatGPT, GPT3.5, GPT4 text detector
2023 · apps.apple.com · its alternatives →
11
TraceGPT AI Detector▲180
AI and ChatGPT content detector with 97% accuracy
2023 · plagiarismcheck.org · its alternatives →
12
X Detector▲115
AI detector & checker for ChatGPT, Claude & Gemini
2024 · xdetector.ai · its alternatives →
13
AI Detector▲87
A lightweight and super fast AI detector that actually works
Nov 2025 · aidetector.us.com · its alternatives →
14
An experimental data-flow analysis tool for JavaScript▲95
Find the origin of any character in the DOM
2019 · fromjs.com · its alternatives →
15
AI Checker Tool▲78
Free AI Content Detector
2023 · aidetector.com · its alternatives →
16
AI Community Notes on X▲56
Fact check any tweet thread or article
2025 · x.com · its alternatives →
17
Bexi.ai:Free AI Humanizer & AI Detector▲124
Detect AI content and humanize AI text free online.
2024 · bexi.ai · its alternatives →
18
AI Code Detector – detect AI-generated code with 95% accuracy▲72
Hey HN, I’m Henry, cofounder and CTO at Span (https://span.app/). Today we’re launching AI Code Detector, an AI code detection tool you can try in your browser. The explosion of AI generated code has created some weird problems for engineering orgs. Tools like Cursor and Copilot are used by virtually every org on the planet – but each codegen tool has its own idiosyncratic way of reporting usage. Some don’t report usage at all. Our view is that token spend will start competing with payroll spend as AI becomes more deeply ingrained in how we build software, so understanding how…
2025 · code-detector.ai · its alternatives →
19
GPTHero▲79
Don't let your work be hindered by AI detectors
2023 · gpthero.net · its alternatives →
20
ZeroGPT Detector▲107
One of the world's most trusted & widely used checkers
2023 · zerogptdetector.com · its alternatives →
21
Wordvice AI Detector▲107
Best ChatGPT detector
2024 · wordvice.ai · its alternatives →
22
AI Text Checker▲19
Free AI Detector | AI Content Detector
2025 · aitextchecker.pro · its alternatives →
23
AIGPTZero▲2
Free AI detector for ChatGPT, Claude & Gemini text
Jun 2026 · aigptzero.com · its alternatives →
24
ZeroGPT▲9
AI Detector
2025 · zerogpt.org · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →