Content Humanizer and AI Detector

Capture your VoicePrint. Humanize your content. Detect AI instantly.

Use your unique writing sample, rewrite AI content to match your voice, and detect AI-generated content — all in one seamless workflow.

One shared connectionThe same provider and live API key power both the AI content humanizer and AI detector until you refresh or clear the page.
Fast tab switchingMove between Humanizer and Detector instantly with no route change in the main workflow.
No browser storageYour AI key is kept only in page memory and is cleared on refresh.
Premium dark interfaceShared controls, consistent branding, and a cleaner humanizer and detector workflow in one shell.
Unified Workflow
Connect once. Use both tools.
Paste your key one time, rewrite content in your voice, then inspect the result for AI-style signals without leaving the page.
HumanizerRewrites AI-generated content in your personal writing style while preserving structure and detail.
DetectorReviews wording patterns, consistency, and likely AI-writing signals before you publish.
Choose your AI provider
✓
Anthropic
Claude Sonnet
✓
OpenAI
GPT-4o
✓
Google Gemini
Gemini 1.5 Pro
Enter your API key
Key ready for this page session.
Important Notice

You are fully responsible for the API key you choose to use on this page.

For your safety:
  • • Use a disposable or restricted API key whenever possible.
  • • Delete your key from this page after use.
  • • Revoke or delete the key later from your AI provider dashboard if you no longer need it.
Privacy note:

This page is designed not to store, save, or record your API key on our server or database. Your key is used only for your live session in the browser.

Responsibility note:

By using this tool, you accept full responsibility for all usage, charges, permissions, and risks connected to your API key.

Humanizer

Paste your natural writing, then rewrite AI-generated content so it sounds like you wrote it.

1
Your Personal Writing Sample
Paste anything you've written naturally. Raw and unedited is best.
0 words
Supports text files and .docx uploads.
2
AI-Generated Content to Humanize
Paste the AI content that sounds robotic. It will be rewritten in your voice.
0 words
Supports text files and .docx uploads.

Ready to transform your content?

The AI will study your writing patterns, then rewrite the content to match your voice closely.

3
Humanized Output
Your content, rewritten to sound authentically like you and less machine-made.
Preparing rewrite...
0%Estimating time...
Your humanized content will appear here after you click "Rewrite in My Voice"...
Voice Profile
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Sentence Style
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Tone
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Signature Traits
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Detector

Review writing for likely AI-style traits, consistency drift, and a practical verdict without leaving the page.

1
Paste The Content You Want To Inspect
Longer samples usually produce a more useful style and consistency report.
0 words
Supports text files and .docx uploads.
Need 30+ words
The result is a signal-based review, not a certainty claim.
Checking your text for AI traces...
This can take up to 30 seconds depending on provider speed.
Scanning for AI-generated text
Looking for generic AI structure and synthetic balance.
Pending
Checking for unnatural patterns
Reviewing repetition, transitions, hedging, and predictable phrasing.
Pending
Analyzing writing style
Measuring rhythm, sentence variation, and vocabulary behavior.
Pending
Reviewing content consistency
Checking voice stability across the full submission.
Pending
Finalizing the report
Formatting the final verdict and actionable summary.
Pending
Detection progress
0%
FAQ

Common Questions About Our Content Humanizer and AI Detector

These quick answers explain how VoicePrint helps with AI content humanization, AI detection, and using your writing sample safely inside one browser-based workflow.

What does VoicePrint do?

VoicePrint combines an AI content humanizer and AI detector in one page. You can use your unique writing sample to rewrite AI-generated content in your own voice and then review the result for likely AI signals.

Does VoicePrint store my API key?

No. VoicePrint is designed not to store, save, or record your API key on the server or in a database. Your key stays in live browser memory for the current page session and clears on refresh.

Can I use the same AI key for Humanizer and Detector?

Yes. The shared connection panel lets you use the same provider and live in-memory API key across both tabs without reloading the page.

Which AI providers are supported?

VoicePrint currently supports Anthropic, OpenAI, and Google Gemini for both content humanization and AI signal detection workflows.