Originality.ai
7.6#3 in content optimization softwareFrom $12.95 a monthFree planWebAPIExtension
VisitOriginality.ai vs StrikePlagiarism
StrikePlagiarism
6.4#17 in plagiarism checkers$2.50 one-timeWebAPISelf-hosted
VisitWhat both publish
| Fact | Originality.ai | StrikePlagiarism |
|---|---|---|
| AI detection | The service estimates whether text resembles writing generated by systems such as GPT, Claude and ChatGPT. | The AI module is integrated into the Similarity Report and provides fragment-level probability analysis. |
| Founded | 2022 | 2002 |
| Headquarters | Collingwood, Ontario, Canada | Warsaw, Poland |
| Integrations | Originality.ai offers a Moodle integration for reviewing submitted work for AI-generated text and plagiarism within Moodle. | Listed integrations include Moodle, Canvas, Blackboard, Brightspace, Schoology, OJS, Google Classroom and Microsoft Teams, with API, LTI 1.3, LDAP and SSO options. |
Originality.ai plans
- BasicFree
- Pro$12.95 a month
- Pro (annual billing)$12.95 a month
- Pro (monthly billing)$14.95 a month
- Enterprise$136.58 a month
- Enterprise (annual billing)$136.58 a month
StrikePlagiarism plans
- Individual token$2.50, paid once
- Corporate price per accountPriced on request
- Corporate price per documentPriced on request
- Corporate price per pagePriced on request
Pick Originality.ai if…
Originality.ai may suit website owners, content marketers, writers, and publishers who want AI, plagiarism, or content-quality checks. Its site scanning, browser extension, and API provide different ways to review pages or text.
Pick StrikePlagiarism if…
StrikePlagiarism suits schools, universities, publishers, and other organizations checking originality, paraphrasing, or AI-generated text. Individual users can use token checks but cannot access university databases or LMS/API integrations.