Undetectable AI offers AI detection, humanization, image detection, and related writing tools for students, creators, and businesses. The homepage provides free trials on detector and humanizer inputs, plus a Chrome extension and API-compatible paid word bundles on the pricing page.
Homepage lets users paste text for AI detection and humanization with a free trial note; pricing states free trials are limited to 250 words before paid activation.
API access
Pricing feature lists mark API compatibility on paid humanizer tiers.
Is Undetectable right for you?
A good fit for
Writers and teams who need to scan AI-generated text, humanize drafts, and access related detection utilities before publishing or submitting work.
Before you choose
Lowest public monthly USD on the pricing page is $9.99 per month for the 10K words/month tier when monthly billing is selected; annual prepay shows lower effective monthly rates.
Detect and humanize AI content
Undetectable AI bundles detection, humanization, and related writing utilities with trials, Chrome access, and subscription word credits.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
Capability
Value
Evidence
Checked
AI detector and humanizer
Homepage highlights AI Detector, AI Humanizer, and AI Image Detector tools with upload and sample text options.
Facts sourced
2026-10-04
Monthly word bundles
Pricing lists paid tiers starting at 10K words per month with monthly billing at $9.99.
Facts sourced
2026-10-04
Chrome extension
Site promotes an Undetectable AI Chrome Extension for in-browser detection and rewriting.
Facts sourced
2026-10-04
Understand the total cost
Undetectable pricing & plans
Listed monthly price
$9.99 /mo
Lowest sourced paid monthly price · USD
Free access
Homepage lets users paste text for AI detection and humanization with a free trial note; pricing states free trials are limited to 250 words before paid activation.
API
Pricing feature lists mark API compatibility on paid humanizer tiers.
Undetectable AI offers AI detection, humanization, image detection, and related writing tools for students, creators, and businesses. The homepage provides free trials on detector and humanizer inputs, plus a Chrome extension and API-compatible paid word bundles on the pricing page.
Does Undetectable have a free plan?
Homepage lets users paste text for AI detection and humanization with a free trial note; pricing states free trials are limited to 250 words before paid activation.. This record does not confirm an ongoing free plan.
How much does Undetectable cost?
The listed monthly price is $9.99 USD at monthly billing. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use Undetectable through an API?
Pricing feature lists mark API compatibility on paid humanizer tiers.. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Lowest public monthly USD on the pricing page is $9.99 per month for the 10K words/month tier when monthly billing is selected; annual prepay shows lower effective monthly rates.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.