GPTZero
7.5#4 in ai detection softwareFrom $8.33 a monthFree planWebAPIExtension
VisitGPTZero vs Heynotai
What both publish
| Fact | GPTZero | Heynotai |
|---|---|---|
| Browser extension | The Chrome extension scans web pages and adds AI detection, citation checks, writing feedback, and writing replays to Google Docs and other workflows. | The extension can draw a colored trust border around YouTube players and supports Chrome MV3, Edge and Brave. |
| Integrations | GPTZero lists Google Classroom and Canvas LMS integrations, an API for developers, and a Zapier integration. | The privacy policy states that Google receives information when a user chooses Google sign-in and that Google API use follows Chrome Web Store Limited Use requirements. |
| Privacy | 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. | The site says the extension runs locally, the API is opt-in, and the product uses on-device processing with zero retention by default. |
| Purpose | GPTZero identifies AI-generated text and highlights AI use at document, sentence, and word level. | Heynotai detects AI-generated text, images, audio, video, essays, headshots, voice notes, and deepfakes. |
GPTZero plans
- FreeFree
- Essential$8.33 a month
- Premium$12.99 a month
- Professional$24.99 a month
Heynotai plans
- CheckFree
- Verify$8 a month
- Certify$25 a month
- TeamPriced on request
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.
Pick Heynotai if…
Heynotai may suit people or organizations reviewing text, media or video for possible AI generation. The extension and API options may interest users who want browser-based checks or self-hosted audio and video analysis.