GPTZero vs Originality.ai vs Pangram Labs
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
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Originality.ai
Publisher-grade AI detection and plagiarism checking built for content...
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Pangram Labs
Phrase-level AI content detection with near-zero false positives — thi...
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| RECATOOLS Score | 7.8 / 10 | 7.8 / 10 | 8.1 / 10 |
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| Value for money | |||
| Ease of use | |||
| ASEAN readiness | |||
| API quality | |||
| Pricing | Freemium | Freemium | Freemium |
| Free tier | 10,000 words/month; 5,000–10,000 chars/scan; no credit card required | 50 free credits on sign-up (no credit card required); no ongoing free tier | 4 credits/day — AI detection, 20+ languages, file upload, Chrome extension |
| Paid from | Free tier; Essential from ~$8.33/mo (billed annually); Professional ~$45.99/mo | Pay-as-you-go $30 / 3,000 credits; Pro $14.95/mo; Enterprise $179/mo (API included) | $20/month (Individual, 600 credits); API from $0.05 per 1,000 words pay-as-you-go |
| Has API | ✓ | ✓ | ✓ |
| Open source | ✗ | ✗ | ✗ |
| Free to use | ✓ | ✗ | ✗ |
| Users | 10M+ registered users; 380,000+ educators | Used by content agencies, SEO publishers, and educators; ~$2.3M revenue as of mid-2025 | Used by businesses and institutions; a small team |
| Founded | 2022 | 2022 | 2023 |
| Maker | GPTZero Inc. | Originality.AI Inc. | Max Spero (CEO) and Bradley Emi (CTO) |
| Verdict | GPTZero's June 2026 acquisition by Superhuman -- the productivity company Grammarly formed after buying the email client of the same name -- confirms what its metrics already suggested: 19M+ registered users, $30M ARR, a... |
Originality.ai remains the sharpest purpose-built option for content teams checking AI authorship and plagiarism in the same pass — the credit-based workflow bundles detection, plagiarism, readability, fact-checking, and... |
Pangram Labs earns its credibility from actual research rather than marketing copy: an ICLR 2026 paper on its EditLens model, plus independent validation from University of Chicago Booth and University of Maryland puttin... |
| Full review → | Full review → | Full review → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.