Undetected.ai

Simple, paid plans by word volume

AI humanizer pricing that scales with how much you write

Every plan is a real, paid plan and includes all five detectors, the live detection gauge, meaning-preserving rewrites and every tone. Prices in USD. Pick your plan by the words you humanize each month.

Starter

Students and light writers

$9/mo

billed $108/yr billed monthly

15,000 words / mo

Clear false flags and polish AI-assisted drafts.

  • 15,000 words humanized per month
  • All 5 detectors, one pass
  • The live AI-detection gauge
  • Meaning-preserving rewrites
  • Every tone: Standard, Academic, Casual, SEO
  • Light-to-strong strength control
Most popular

Pro

Content writers and freelancers

$19/mo

billed $228/yr billed monthly

80,000 words / mo

Steady publishing volume across every tone.

  • 80,000 words humanized per month
  • All 5 detectors, one pass
  • The live AI-detection gauge
  • Meaning-preserving rewrites
  • Every tone: Standard, Academic, Casual, SEO
  • Priority humanizing and longer documents

Unlimited

SEO teams and agencies

$39/mo

billed $468/yr billed monthly

Unlimited words / mo

High volume, fastest processing, bulk humanize.

  • Unlimited words humanized per month
  • All 5 detectors, one pass
  • The live AI-detection gauge
  • Meaning-preserving rewrites
  • Every tone: Standard, Academic, Casual, SEO
  • Fastest processing and priority support

Team / API

Teams, platforms and agencies

Contact sales

volume pricing, billed yearly

High volume

Everything in Unlimited, plus the controls a team or platform needs.

  • Multiple seats and shared usage
  • Humanizer API for your own workflow
  • Custom monthly word volume
  • All 5 detectors, the gauge and every tone
  • Dedicated support and onboarding

Prices in USD. Yearly billing saves you about two months versus paying monthly. Every CTA opens a quick signup, not a checkout.

On every plan

The proof and the quality come standard

No matter which plan you pick, you get the full humanizer: every detector, the gauge, every tone and rewrites that keep your meaning.

All 5 detectors, one pass

GPTZero, Turnitin, Originality.ai, Copyleaks and ZeroGPT cleared in a single rewrite.

The live detection gauge

Watch your score sweep from red to green with a pass check for every detector before you copy.

Meaning-preserving rewrites

Your facts, argument and structure stay intact, so the output is natural and still yours.

Every tone

Standard, Academic, Casual and SEO, plus a light-to-strong strength control.

Pricing questions

Quick answers before you pick a plan

Every plan is a real, paid plan. There is no free tier, which keeps output quality high and processing fast for everyone on the platform. The Starter plan starts at $9 per month billed yearly.
Each plan includes a monthly pool of words you can humanize, measured by the text you paste in. Starter covers 15,000 words a month, Pro covers 80,000, and Unlimited has no monthly cap. Your pool resets every billing cycle.
The plans differ by monthly word volume and processing priority. Every plan includes all five detectors in one pass, the live detection gauge, meaning-preserving rewrites, and every tone. Pro adds priority humanizing and longer documents, Unlimited adds unlimited words and the fastest processing.
Yes. You can move up or down a plan whenever your volume changes, and you can cancel at any time. Yearly billing gives you about two months free compared with paying monthly.
Yes. On every plan, a single rewrite is tuned against GPTZero, Turnitin, Originality.ai, Copyleaks and ZeroGPT at once, and the gauge shows the cleared score before you copy.

Pick a plan and make your writing read 100% human

Every plan clears all five detectors and shows you the proof. Start with the volume that fits how much you publish.

USD · Billed yearly · Cancel anytime