Copyleaks AI Detector vs EyeSift
Copyleaks AI Detector
copyleaks.com
EyeSift
eyesift.comSide by side
| Figure | Copyleaks AI Detector | EyeSift |
|---|---|---|
| Price from | $13.99/mo | Free |
| Free plan | — | Yes |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | — |
| Self-hosted | Yes | — |
| Plans published | 12 | 2 |
| Spec score · AI Detection Software | 9.1 (#2) | 7.7 (#23) |
| Spec score · AI Content Detectors | 9.0 (#2) | 7.5 (#21) |
| Spec score · AI Content Detection Software | 9.1 (#4) | 7.7 (#33) |
| Security | Copyleaks states that data is encrypted at rest with AES-256 and that it holds SOC 2 and SOC 3 certifications and supports GDPR compliance. | The privacy policy lists HTTPS, browser-side processing, routine dependency and access reviews, least-privilege access, and Cloudflare for DDoS protection and performance. |
| What it does | Copyleaks analyzes text for AI generation, plagiarism, paraphrasing and content authenticity. | EyeSift offers browser-based tools to screen text, images, video, and audio for AI-generation signals, alongside writing and utility tools. |
Plans
Copyleaks AI Detector
- PersonalPriced on request
- ProPriced on request
- Personal$16.99 a month
- Personal (monthly billing)$16.99 a month
- Pro$99.99 a month
- Pro (monthly billing)$99.99 a month
- Personal (annual billing)$167.88 a year
- Pro (annual billing)$899.88 a year
- EducationPriced on request
- EducationPriced on request
In their own words
Copyleaks AI Detector
Copyleaks AI Detector identifies AI-written text, including writing that mixes AI and human passages. It supports more than 30 languages and names GPT-5, GPT-4, ChatGPT, Claude, Gemini, DeepSeek, Llama, Bloom, Rytr, and Jasper among the sources it detects. AI Logic explains flagged results, displays AI phrase frequency, and can identify text appearing in published content elsewhere. The web detector scans up to 25,000 characters without login; the website platform requires at least 255 characters and accepts up to 2,000 pages. A Chrome and Edge extension accepts 350 to 25,000 characters, and a Google Docs add-on and education LMS integrations connect it to other workflows. Personal costs $13.99 a year with annual billing or $16.99 a month; Pro costs $74.99 a year with annual billing or $99.99 a month. A free plan and free trial are listed. Copyleaks says data is encrypted at rest with AES-256, reports SOC 2 and SOC 3 certifications, and supports GDPR compliance.