AI Detectors.io
6.9#7 in ai content detectorsFrom $100 a yearFree planWebAPIExtensionmacOS
VisitAI Detectors.io vs GPTZero
What both publish
| Fact | AI Detectors.io | GPTZero |
|---|---|---|
| API | The API is a REST interface that returns overall AI probability and can provide sentence-level scores. | The API accepts files and text and returns AI-detection probabilities at document, paragraph, and sentence level, including batch inference. |
| Browser extension | The Chrome extension lets users select text on webpages for AI detection and displays sentence-level results. | The Chrome extension scans web pages and adds AI detection, citation checks, writing feedback, and writing replays to Google Docs and other workflows. |
| Integrations | The vendor lists a Chrome extension, a Microsoft Word plugin, and an API as integrations; it says there are no LMS integrations at the moment. | GPTZero lists Google Classroom and Canvas LMS integrations, an API for developers, and a Zapier integration. |
| Intended users | The company describes the service for students, teachers, writers, teams, educators, publishers, and editorial teams. | GPTZero describes its audiences as educators and students, as well as publishers, recruiters, copywriters, marketers, and businesses. |
| Privacy | The privacy policy says submitted text may be processed by third-party AI and infrastructure providers and is retained only as long as needed to deliver and support the operation. | GPTZero says it does not store or collect documents submitted through API calls, while dashboard inputs may be used in aggregate to improve the service. |
| Security | The privacy policy says the company uses reasonable technical and organizational safeguards, while noting it cannot guarantee absolute security. | GPTZero states it is SOC 2 Type II compliant and lists CCPA, GDPR, FERPA, HECVAT, and VPAT commitments or assessments. |
| Support | The help center says the team usually responds within one business day and provides email support. | The site directs users to its Support Center and customer service team for help. |
AI Detectors.io plans
- FreeFree
- Starter (API)Free
- Developer (API)$29 a month
- Premium$100 a year
- Enterprise (API)Priced on request
GPTZero plans
- FreeFree
- Essential$8.33 a month
- Premium$12.99 a month
- Professional$24.99 a month
Pick AI Detectors.io if…
The service is aimed at students, teachers, writers, teams, educators, publishers, and editorial teams. It may suit people who want detection through a browser, Word, or an API, provided they account for its language coverage and text-handling terms.
Pick GPTZero if…
GPTZero suits educators, hiring teams, publishers, journalists, and others assessing writing authenticity. Its API, browser extension, and education integrations may also suit users who want detection in existing workflows.