List of Best

Originality

Detect text generated by ChatGPT, Claude, and Gemini

Originality.ai identifies whether text was generated by popular AI platforms like ChatGPT, Gemini, Claude, and Grok with high accuracy.

Free tier Verified Jun 2026

Visit opens official site in new tab

Originality homepage screenshot

Pros & cons

Our analysis

Pros

  • Detects ChatGPT, Claude, Gemini, and Grok
  • Browser extension and WordPress plugin available
  • Free tier included
  • Moodle integration for educators

Cons

  • API access on waitlist
  • Accuracy varies on short or mixed text
  • Limited to text detection only

What users say

Originality.ai is commonly used by content publishers and educators who need to verify whether text was written by popular AI models including ChatGPT, Claude, and Gemini. A frequently noted strength is multi-model detection coverage with a convenient browser extension. A common limitation is that API access is not yet openly available.

Editorial summary based on public information.

Best for

Editors and educators verifying AI-generated content

Manually choose competitor Originality

AI or NotFree tier
View profile
ai detector for ppt, ai essay checker, best ai detector​Paid
View profile
ZeroGPTFree tier
View profile
ZeroGPTFree
View profile
AI Detector & HumanizerFree
View profile
CopyFindPaid
View profile
AI Detector & AI Checker for ChatGPT, Gemini, Claude, & MoreFree
View profile
AI Content DetectorFree
View profile
Feature
Originality
AI or Not
PricingFreemiumFreemium
Free tierYesYes
APIWaitlistYes
Open sourceNoNo
PlatformsBrowser ExtensionAPI
ModelsOriginalityAiornot
Context window1M8k
Launched20222024
LanguagesEnglish
IntegrationsChrome, WordPress, Moodle
Output formats.docx, .txtMP3, MP4, PNG +3 more

Full comparison →

Top alternatives to Originality

See all alternatives →

AI or Not

Detect whether content was written by AI or humans

Free

ai detector for ppt, ai essay checker, best ai detector​

Detect plagiarism in PowerPoint presentations

Paid

ZeroGPT

Detect text generated by AI models

Free

ZeroGPT

Free detector for AI-generated text from ChatGPT and other models

Free

AI Detector & Humanizer

Detects AI-generated text and offers humanization tools

Free

CopyFind

Detect AI-generated text and verify writing authenticity

Paid
Tags: Adobe Media Optimizer Ai Ai Content Detector Ai Detection Amazon Aws Api Integration Bing Ads Bootstrap Framework

Verified Jun 2026

Specs

PricingFreemium
Free tierYes
APIWaitlist
Open sourceNo
PlatformsBrowser Extension
ModelsOriginality
LanguagesEnglish
IntegrationsChrome, WordPress, Moodle
Output formats.docx, .txt
Context window1M
Launched2022