GPTZero Review 2026

AI detectorsFree tierFree planChecked 2026-11-06

AI-text detector. CAVEAT: all AI detectors produce false positives; not proof of misconduct.

Important: no AI detector can prove that text was AI-written. False positives happen. Read the evidence.
Best forA second opinion on whether text reads as AI-generated
Price fromFree tier; paid plans available
Free planYes
PlatformsWeb, API, Browser extensions (check site)

Key features

AI probability score
Sentence-level highlighting
Document upload
Writing report features on paid plans

Pricing

PlanPriceNotes
Free / individualCheck gptzero.me/pricingLimited free checks; paid plans add volume
Professional / TeamCheck vendorHigher word limits and team seats

Prices checked on gptzero.me/pricing on 2026-11-06. Vendors change prices often — confirm before you buy.

Who should (and should not) use it

Good fit

  • Teachers or students wanting a rough signal
  • Writers checking how a detector scores their own draft

Skip it if

  • Anyone treating a score as proof of misconduct
  • High-stakes decisions without human review

Shows how a detector scores text; never treat a score as proof, because false positives happen.

Pros and cons

Pros

  • AI probability score
  • Sentence-level highlighting
  • Document upload
  • Writing report features on paid plans

Cons

  • Can flag human writing as AI (false positives), especially formulaic or non-native writing
  • never proof on its own

How to use GPTZero for a typical student task

  1. Paste or upload the text
  2. Read the overall score and highlighted sentences
  3. Remember false positives happen, especially on formulaic or non-native writing
  4. Use draft history as stronger evidence of authorship
  5. Never submit a detector score as proof alone

Privacy and data notes

Text is submitted to GPTZero for analysis. Review gptzero.me privacy policy before uploading sensitive work.

Alternatives to GPTZero

Compare all ai detectors

Frequently asked questions

Are AI detectors accurate?

No detector is reliable enough to prove AI use. See our evidence guide.

Can GPTZero prove cheating?

No. Treat it as one weak signal among others.

Is GPTZero good for students?

GPTZero is best for: A second opinion on whether text reads as AI-generated. Read the “Who should and should not use it” section before you rely on it for assessed work.

Where should I confirm GPTZero pricing?

On the vendor site. Our figures are dated 2026-11-06 and may be outdated.

Independent profile. We are not paid for this listing. The Visit button uses rel="nofollow noopener". Facts were last checked 2026-11-06. Maker of GPTZero? Send a correction or request an express review.