AI Detectors.io pricing
5 plans read from aidetectors.io
FreeFree $0/month; forever free3 bonus credits at signup · 10,000 words/month · 1 free credit daily · 500 words/use · Basic AI Detector · no Ultra mode or tone customization Read 30 Sep 2026 · aidetectors.io
Starter (API)Free Free100 requests/month · up to 1,000 words/request · overall AI probability score · community support · API key dashboard Read 30 Sep 2026 · aidetectors.io
Developer (API)$29 a month $29/month5,000 requests/month · sentence-level scores · up to 5,000 words/request · email support Read 30 Sep 2026 · aidetectors.io
Premium$100 a year $100/year; shown as $9.99$8.33/mo · 2 months free (17% off monthly)500,000 words/month · unlimited daily credits · 25,000 words per AI Detector scan · Advanced AI Detector · Ultra mode · tone customization Read 30 Sep 2026 · aidetectors.io
Enterprise (API)Priced on request CustomUnlimited requests · higher rate limits · everything in Developer · priority support Read 30 Sep 2026 · aidetectors.io
In short
- AI Detectors.io has a free plan (Free).
- Paid plans published: 2, from $100 a year.
- 1 plan is priced on request (Enterprise (API)).
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| AI Detector Pro | — | Yes | Yes |
| Copyleaks AI Detector | $13.99/mo | No | Yes |
| GPTZero | $8.33/mo | Yes | Yes |
| Originality.ai | $12.95/mo | Yes | Yes |
| TrustOriginality.ai | €4.99/mo | Yes | No |
| Winston AI | $5/mo | Yes | Yes |
| ContentDetector.org | — | Yes | No |
| Airno | $19/mo | Yes | No |