GPTZero free tier: quotas, limits and gotchas
GPTZero Free Tier
Last verified: 2026-10-17
What you get for free
| Feature | Free tier | Notes |
|---|---|---|
| Free-tier allowance | 10,000 words per month; includes advanced AI detection, multilingual detection and writing feedback; no credit card needed | As seen on the official site on the day of entry; see the official site for details |
Limits at a glance
Watch out for this
Auto-admitted challenger candidate: data checked once, not yet triple-verified by a human. Treat the free allowance and commercial terms as whatever the official site says today.
When the free quota is insufficient, how much does it cost to pay for it?
| Plan | pricing | Description |
|---|---|---|
| Premium | US$23.99 / mo | US$12.99/mo when billed annually (US$155.88/year). |
| Professional | US$45.99 / mo | US$24.99/mo when billed annually (US$299.88/year). |
Checked 2026-10-17
Information for Taiwanese users
- Payment method:Not stated
- Chinese support: none
- Available platforms:web
Related
Sources: Official site / pricing page (bot read) · Bot-delivered source · Bot-delivered source
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