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Originality AI
✓ verifiedPaid
Content-integrity suite pairing an accurate AI-text detector with plagiarism, fact, and readability checks.
2.4M visits/mo13K saves
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GPTZero
✓ verifiedFreemium
AI-content detector aimed at educators, adding plagiarism, grammar and citation checks with claimed high accuracy.
17M visits/mo7.3K saves
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Aithenticate
✓ verifiedFreemium
AI-disclosure tool and WordPress plugin that labels content as human- or AI-made to help sites meet transparency rules.
1.8K visits/mo3.1K saves
Pricing
Pro: $14.95/month (2,000 credits/mo)
Enterprise: $179/month (15,000 credits/mo)
No public pricing
Free: $0 (up to 10 implementations)
Premium: €5.99/mo (<100 implementations)
Unlimited: €29.99/mo (unlimited implementations)
Core features
- ✦AI-content detector with sentence-level highlighting
- ✦Plagiarism checker
- ✦Fact, grammar, and readability checkers
- ✦Chrome extension with writing replay
- ✦Team management and API access
- ✦Detects AI text from major LLMs (ChatGPT, Claude, Gemini, Llama)
- ✦Sentence-level highlighting with explanations
- ✦Plagiarism and grammar checking
- ✦Hallucination and citation verification
- ✦Authorship/writing-process verification
- ✦Integrations for Chrome, Google Docs, Canvas and API
- ✦WordPress disclosure plugin
- ✦AI vs human content badges
- ✦AI disclosure statement generator
- ✦Public company transparency profile
- ✦Automatic site-wide implementation (paid)
Use cases
- →Detect AI-generated text in submissions
- →Check content for plagiarism
- →Verify facts before publishing
- →Prove authorship of original writing
- →Run content QA at scale for agencies
- →Checking student work for AI-generated content
- →Verifying authentic authorship in classrooms
- →Screening submissions for publishers and recruiters
- →Detecting AI text through the API in other apps
- →Disclosing AI-generated content
- →Meeting AI transparency regulations
- →Building reader trust
- →Site-wide AI labeling
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