AI answer engine with real-time web search and cited sources.
StealthGPT
AI Research & StudyStealthGPT is an AI writing tool that combines a text generator with a 'humanizer' that rewrites AI text to lower AI-detector scores, plus a free AI detector. It is marketed mainly to students and content writers. Using it to submit AI-written work as your own can breach academic integrity and client policies.
Pricing
StealthGPT pricing
Paid from ~$14.99/mo; ~30% off annual
Last checked September 2026 · Confirm on stealthgpt.ai
Features
What StealthGPT does
- AI humanizer that rewrites existing AI text
- Stealth Writer for generating essays and articles
- Built-in AI detector
- Adjustable rewrite tone and strength
- Chrome extension for rewriting in place (higher tiers)
Pros
- Simple paste-and-rewrite workflow
- AI detector can be used without signing up
- Combines generation and rewriting in one tool
- Tone controls help match a target style
Cons
- No permanent free plan for the humanizer
- Independent tests show mixed results against current detectors
- Rewrites can introduce awkward phrasing or change meaning
- Using it to disguise AI work can violate school and employer policies, with serious consequences
Fit
Who StealthGPT is for
Look elsewhere if: Students whose institutions prohibit undisclosed AI use should not use it for graded work; a research or citation tool is a better fit for legitimate study.
Enterprise: Consumer AI-text humanizer for individuals; no business tier, and its purpose conflicts with most academic and corporate policies.
| Research & Study feature checklist | |
|---|---|
| Answers with citations | Limited |
| Searches academic papers | No |
| Upload & chat with PDFs | — |
| AI content detection | Yes |
| Rewrites / humanizes text | Yes |
| Citation formatting | — |
| Browser extension | Yes |
| Writing editor | Limited |
StealthGPT compared
- StealthGPT vs Perplexity
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- StealthGPT vs Merlin AI
- StealthGPT vs Jenni AI
- StealthGPT vs Originality.ai
- StealthGPT vs Undetectable AI
- StealthGPT vs Elicit
- StealthGPT vs Scite
Buying guides
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