Last updated 06-30-2026
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undetectable.wtf
undetectable.wtf is a web-based AI humanizer that rewrites or transforms AI-generated text so it reads as human-written and passes common AI detection tools. You paste content from ChatGPT, Claude, or similar tools, pick a processing mode, and get output tuned to evade detectors such as GPTZero, Turnitin, ZeroGPT, Winston AI, and Originality.ai.
The product targets students, writers, and professionals who need AI-assisted drafts to clear institutional or editorial AI checks. The homepage editor accepts up to 15,000 characters per run, and the site advertises a 98% bypass success rate with ratings from 2,300+ users.
Two modes drive the workflow. Rewrite Mode runs a fine-tuned model trained on human comments and essays to rephrase text with natural cadence and varied structure. Cryptography Mode keeps the text visually identical for readers by embedding Unicode homoglyphs and invisible characters that disrupt detector pattern matching.
Rewrite Mode uses a fine-tuned model trained on human comments and essays to rephrase AI text naturally
Cryptography Mode embeds Unicode homoglyphs and invisible characters so text looks unchanged to readers
Homepage editor accepts up to 15,000 characters per submission
Marketed for bypassing GPTZero, Turnitin, ZeroGPT, Winston AI, and Originality.ai
Three-day free trial includes 2 essays with full feature access and no credit card
Two modes let you choose between natural rewrites and visually identical cryptography output.
Free trial runs 3 days with 2 essays and no credit card.
Accepts Stripe card payments and crypto via OxaPay.
Paid tiers cap usage by essay count rather than offering unlimited processing.
Pro is required for the largest input capacity (2x Standard).
Business or custom plans require contacting sales directly.
What is the difference between Rewrite and Cryptography modes?
Rewrite Mode rephrases your text to sound more natural and human. Cryptography Mode keeps the text visually identical for human readers while using Unicode homoglyphs and invisible characters to confuse AI detectors.
Will my text look different after Cryptography mode?
No. Cryptography Mode is designed so the output appears normal to human readers while containing markers that disrupt AI detection algorithms.
How many characters can I process?
The homepage editor supports up to 15,000 characters per submission.
Is there a free trial?
Yes. The pricing page offers a 3-day free trial with 2 essays, full feature access, and no credit card required.
Can this bypass Turnitin or GPTZero?
The site markets bypass support for major detectors including GPTZero, Turnitin, ZeroGPT, Winston AI, and Originality.ai, and claims a 98% bypass success rate on the homepage.
What do the paid plans include?
Standard ($12.99/month) includes 6 essays per month. Pro ($24.99/month) includes 15 essays per month, up to 2x larger text capacity, early beta access, and priority support with live chat.
What payment methods are accepted?
Card payments are processed through Stripe. Crypto checkouts are available via OxaPay.
Can I cancel my subscription anytime?
Yes. The pricing page states you can cancel at any time with no questions asked.