StealthWriter
Adversarial AI text humanization and detection platform powered by Ghost 5.2 neural models by AiVantage LLC (2 benchmarked capabilities: AI content detection, AI paraphrasing & rewriting)
Product node overview & trust baseline
Operator provenance, privacy baseline and site-wide pricing belong directly to the product node and are inherited across linked task edgesStealthWriter, operated by AiVantage LLC (Wyoming, United States) under a "Free tier + subscription" model, has 2 published task assessments on RealTest (AI content detection 96/100, AI paraphrasing & rewriting 87/100). In ai content detection, stealthWriter AI Detector (V2) performed exceptionally on the 90-word AIGC benchmark, completing cloud inference in just 0.79 seconds with an accurate 100% AI / 0% Human verdict alongside sentence-level Deep Scan highlights. Transparent corporate identity and pricing with guest demo access up to 500 words. In ai paraphrasing & rewriting, stealthWriter AI Humanizer (Ghost 5.2 Mini) excelled on the 80-word benchmark, delivering 80.7% lexical diversity at Level 8 while preserving 100% of all 7 key facts, amounts, and verification token without hallucination. Cloud inference completed in 4.03s with comparison and one-click copy.
Wyoming, United States · Founded in 2023
Provenance baseline: 16/20 · Transparent operating entity AiVantage LLC with support line and refund policies, though adversarial evasion carries academic integrity controversies.
Verified monthly rates: Starter $20/mo, Plus $50/mo, Pro $100/mo; annual plans explicitly show invoice totals: Starter $200/yr ($16.67/mo equiv), Plus $500/yr, Pro $1000/yr; Free tier provides 10 humanizations/day and 10 AI scans/day.
Pricing transparency baseline: 34/35 · Cancellation:
Complies with StealthWriter Privacy Policy and Terms; inputs processed via Ghost neural networks with encrypted transport
Stripe · Google Analytics · Cloudflare
Product-level pricing & rules baseline
Verified plans, billing periods and cancellation terms owned by this product node; task-specific credit costs and free export limits are detailed per capability edge belowStealthWriter Free, Starter, Plus, Pro, Business, and Scale subscription pricing plans · 2026-10-31
Basic AI detection and humanization
Ghost 5.2 Pro advanced humanization and deep AI scan
Ghost 5.2 Pro advanced humanization and deep AI scan
Full high-frequency AI detection and humanization
Full high-frequency AI detection and humanization
High volume professional AI detection and humanization
High volume professional AI detection and humanization
7 plan / billing-period records, all listed; — means that period is not recorded.
Verified monthly rates: Starter $20/mo, Plus $50/mo, Pro $100/mo; annual plans explicitly show invoice totals: Starter $200/yr ($16.67/mo equiv), Plus $500/yr, Pro $1000/yr; Free tier provides 10 humanizations/day and 10 AI scans/day.
Cancellation, sources & verification record
Cancellation and refund terms unverified
StealthWriter Official Pricing Page (Monthly) ↗ · 2026-10-31 Capture 1 ↗
StealthWriter Official Pricing Page (Annual) ↗ · 2026-10-31 Capture 1 ↗
Archived official pricing sources: StealthWriter Official Pricing Page (Monthly) (2026-10-31) [text snapshot ↗] · StealthWriter Official Pricing Page (Annual) (2026-10-31) [text snapshot ↗]
Capability map & linked task edges
Whenever a capability passes fixed-fixture testing, an edge is automatically linked between this product node and the task topic for horizontal comparison.
| Linked task edge | Score | Assessment · historical test | Test scope & delivery | Inspect capability / follow edge |
|---|---|---|---|---|
| AI paraphrasing & rewriting | 87/100 | StealthWriter AI Humanizer (Ghost 5.2 Mini) excelled on the 80-word benchmark, delivering 80.7% lexical diversity at Level 8 while preserving 100% of all 7 key facts, amounts, and verification token without hallucination. Cloud inference completed in 4.03s with comparison and one-click copy. | TXT · Output attached Historical test · 2026-11-04 Signed-in flow; paid tier not standardized · 80-word academic & business text master (with currency, percentage & verification token, 756 B) · Output attached | |
| AI content detection | 96/100 | StealthWriter AI Detector (V2) performed exceptionally on the 90-word AIGC benchmark, completing cloud inference in just 0.79 seconds with an accurate 100% AI / 0% Human verdict alongside sentence-level Deep Scan highlights. Transparent corporate identity and pricing with guest demo access up to 500 words. | JSON · Output attached Historical test · 2026-11-04 Guest flow · Calibrated AI vs human text benchmark (literature master & LLM prose, 780 B) · Output attached |
Tested task edges (with scores and native artifacts) are strictly separated from discovered untested capabilities (unscored).
Peer product comparison across shared task edges
Matched by overlapping tested task edges; compare site-wide billing models alongside per-task benchmark scoresVerified monthly rates: Starter $12.99/mo, Premium $19.99/mo; annual plan cards show monthly equivalents ($10/mo, $16/mo) without explicit annual invoice total; annual plans kept unverified.
- AI paraphrasing & rewriting：StealthWriter 87/100 vs Smodin 82/100
- AI content detection：StealthWriter 96/100 vs Smodin 91/100
Annual plan cards explicitly show the upfront invoice total (e.g. 10K words charged annually $60.00 at $5.00/mo equivalent) alongside monthly original rates ($9.99/mo); free trial is capped at 250 words.
- AI paraphrasing & rewriting：StealthWriter 87/100 vs Undetectable AI 81/100
- AI content detection：StealthWriter 96/100 vs Undetectable AI 95/100
Verified monthly rates: Personal $16.99/mo, Pro $99.99/mo; explicit annual upfront invoice totals: Personal $167.88/yr ($13.99/mo), Pro $899.88/yr ($74.99/mo); extra unified credits available for top-up.
- AI content detection：StealthWriter 96/100 vs Copyleaks 94/100
Free tier covers basic notepad and 1,200 words per submission; Basic is $79/yr ($6.58/mo, 1.8M credits), Starter is $129/yr ($10.75/mo, 3.6M credits), Pro is $249/yr ($20.75/mo, 9M credits).
- AI paraphrasing & rewriting：StealthWriter 87/100 vs Editpad (iLoveNote) 88/100
Linked capability test: AI paraphrasing & rewriting
2026-11-04 · Native output attached. Findings cover the recorded fixture and conditions; paid specifications may be untested.
Verified native export & same-run screenshot evidence
Open native exported file (TXT · Output attached) ↗
Task quality
Fact retention 100% · Lexical diversity 80.7% · Semantic similarity 56.8% · Readability score 100/100
Detailed facts & historical record
- Measured fixture results
Fact retention: 100% · Lexical diversity: 80.7% · Semantic similarity: 56.8% · Readability score: 100/100
- Fixture findings
Fact retention rate 100% (7/7), lexical diversity 80.7%, readability score 100, cloud response 4.03s, capability score reached 85.5.
- Original historical observation
Not verified
- Suitable uses · historical assessment
Not verified
- Result & output evidence
Delivery capabilities
TXT · Output attached · No watermark in test
Detailed facts & historical record
- Recorded export specifications
TXT · Output attached · No watermark in test
- Historical specification note · not an official maximum
105-word structured rewritten text (786 bytes)
- Watermark observation
No watermark
- Batch & API
Not verified
- Recorded free-tier dimensions
Not verified
- Attached file dimensions
Not verified
Speed & reliability
About 4.3s end to end in this run; reliability not retested
Detailed facts & historical record
- Timing observation
Network-observed server wait: 4.03s · End-to-end reference: 4.3s
- Date & fixture
2026-11-04 · anchor_paraphrase_v1 · US-West (California, AS2914)
- Repeated tests & reliability
No standardized repetition count, success rate or variability range is recorded.
Interaction experience
Login required in this run
Detailed facts & historical record
- Account requirements
Account required in this test
- Sign-in methods
Google OAuth or email login required; free tier offers 10 runs/day (up to 1,000 words/run)
- Manual adjustment
Not verified
- Interaction observations
Not verified
Background & reputation
AiVantage LLC · Long-term reputation not independently verified
Detailed facts & historical record
- Service lifecycle notice
Not verified
- Operator
AiVantage LLC
- Recorded origin
Not verified
- Domain history record
Not verified
- Background & reputation assessment
Not verified
- External reputation record
Not verified
Engineering & privacy
Processing location unconfirmed；Explicit retention period unconfirmed; inspect policy record
Detailed facts & historical record
- Processing location
Processing location unconfirmed
- Third-party tracking record
Stripe · Google Analytics · Cloudflare
- Engineering & privacy assessment
Not verified
- Retention statement
Explicit retention period unconfirmed; inspect policy record
Task free allowance & pricing disclosure
Free accounts reset daily quota at specified time
Interface explicitly displays daily reset timer and 1,000-word limit
Site-wide plans belong to the product node (see Product-level pricing baseline ↑).
Expand site-wide plans aligned for AI paraphrasing & rewriting (7 records)
StealthWriter Free, Starter, Plus, Pro, Business, and Scale subscription pricing plans · 2026-10-31
Basic AI detection and humanization
Ghost 5.2 Pro advanced humanization and deep AI scan
Ghost 5.2 Pro advanced humanization and deep AI scan
Full high-frequency AI detection and humanization
Full high-frequency AI detection and humanization
High volume professional AI detection and humanization
High volume professional AI detection and humanization
7 plan / billing-period records, all listed; — means that period is not recorded.
Verified monthly rates: Starter $20/mo, Plus $50/mo, Pro $100/mo; annual plans explicitly show invoice totals: Starter $200/yr ($16.67/mo equiv), Plus $500/yr, Pro $1000/yr; Free tier provides 10 humanizations/day and 10 AI scans/day.
Cancellation, sources & verification record
Cancellation and refund terms unverified
StealthWriter Official Pricing Page (Monthly) ↗ · 2026-10-31 Capture 1 ↗
StealthWriter Official Pricing Page (Annual) ↗ · 2026-10-31 Capture 1 ↗
Evaluation basis & full scores · Overall 87.2/100
Overall = honesty & reputation × 30% + capability × 70%. Component maxima follow this report’s rubric. List scores are rounded for display; original precision is retained here.
Scoring version 2.3.1 · Test fixture anchor_paraphrase_v1
Honesty & reputation · 91/100 · 30%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Pricing transparency | 34 / 35 | Explanation unavailable | Evidence A → |
| Interaction restraint | 27 / 30 | Explanation unavailable | Evidence A → |
| Background & reputation | 16 / 20 | Explanation unavailable | Evidence A → |
| Engineering & privacy | 14 / 15 | Explanation unavailable | Evidence A → |
Capability · 85.5/100 · 70%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Task quality | 52.5 / 65 | Fact Retention: 100% · Lexical Diversity: 80.7% · Semantic Similarity: 56.8% · Readability Score: 100/100 | Evidence A → |
| Deliverable specifications | 20 / 20 | Clean unwatermarked export (8/8); Export spec: 105-word structured rewritten text (786 bytes) | Evidence A → |
| Processing speed | 13 / 15 | Network-observed server wait: 4.03s (API mode: sync_json_verified; network upload 0s / end-to-end 4.3s shown for reference only, never penalized) | Evidence A → |
Legacy scores may include advertised maximum capabilities. Read tested output separately from paid capabilities. Records without matching tiers and scope are not ranked together.
Linked capability test: AI content detection
2026-11-04 · Native output attached. Findings cover the recorded fixture and conditions; paid specifications may be untested.
Verified native export & same-run screenshot evidence
Open native exported file (JSON · Output attached) ↗
Task quality
AI probability 100% · Human probability 0% · Classification label AI-generated · Confidence calibrated Yes
Detailed facts & historical record
- Measured fixture results
AI probability: 100% · Human probability: 0% · Classification label: AI-generated · Confidence calibrated: Yes
- Fixture findings
Benchmark sample diagnosis accuracy reached 100.0%, perfectly matching ground-truth expectation with 0.79s server response and 98.0 capability score.
- Original historical observation
Not verified
- Suitable uses · historical assessment
Not verified
- Result & output evidence
Delivery capabilities
JSON · Output attached · No watermark in test
Detailed facts & historical record
- Recorded export specifications
JSON · Output attached · No watermark in test
- Historical specification note · not an official maximum
Direct 0% Human / 100% AI verdict + Deep Scan sentence highlights
- Watermark observation
No watermark
- Batch & API
Not verified
- Recorded free-tier dimensions
Not verified
- Attached file dimensions
Not verified
Speed & reliability
About 1.06s end to end in this run; reliability not retested
Detailed facts & historical record
- Timing observation
Network-observed server wait: 0.79s · End-to-end reference: 1.06s
- Date & fixture
2026-11-04 · anchor_aidetector_v1 · US-West (California, AS2914)
- Repeated tests & reliability
No standardized repetition count, success rate or variability range is recorded.
Interaction experience
No login in this run
Detailed facts & historical record
- Account requirements
No login in this test
- Sign-in methods
Direct guest demo up to 500 words per scan; full version supports Google OAuth or email sign-in
- Manual adjustment
Not verified
- Interaction observations
Not verified
Background & reputation
AiVantage LLC · Long-term reputation not independently verified
Detailed facts & historical record
- Service lifecycle notice
Not verified
- Operator
AiVantage LLC
- Recorded origin
Not verified
- Domain history record
Not verified
- Background & reputation assessment
Not verified
- External reputation record
Not verified
Engineering & privacy
Processing location unconfirmed；Explicit retention period unconfirmed; inspect policy record
Detailed facts & historical record
- Processing location
Processing location unconfirmed
- Third-party tracking record
Stripe · Google Analytics · Cloudflare
- Engineering & privacy assessment
Not verified
- Retention statement
Explicit retention period unconfirmed; inspect policy record
Task free allowance & pricing disclosure
Free demo allowance provided daily, up to 500 words per scan
Explicitly discloses 500-word limit and daily limits before scanning
Site-wide plans belong to the product node (see Product-level pricing baseline ↑).
Expand site-wide plans aligned for AI content detection (7 records)
StealthWriter Free, Starter, Plus, Pro, Business, and Scale subscription pricing plans · 2026-10-31
Basic AI detection and humanization
Ghost 5.2 Pro advanced humanization and deep AI scan
Ghost 5.2 Pro advanced humanization and deep AI scan
Full high-frequency AI detection and humanization
Full high-frequency AI detection and humanization
High volume professional AI detection and humanization
High volume professional AI detection and humanization
7 plan / billing-period records, all listed; — means that period is not recorded.
Verified monthly rates: Starter $20/mo, Plus $50/mo, Pro $100/mo; annual plans explicitly show invoice totals: Starter $200/yr ($16.67/mo equiv), Plus $500/yr, Pro $1000/yr; Free tier provides 10 humanizations/day and 10 AI scans/day.
Cancellation, sources & verification record
Cancellation and refund terms unverified
StealthWriter Official Pricing Page (Monthly) ↗ · 2026-10-31 Capture 1 ↗
StealthWriter Official Pricing Page (Annual) ↗ · 2026-10-31 Capture 1 ↗
Evaluation basis & full scores · Overall 96.2/100
Overall = honesty & reputation × 30% + capability × 70%. Component maxima follow this report’s rubric. List scores are rounded for display; original precision is retained here.
Scoring version 2.3.1 · Test fixture anchor_aidetector_v1
Honesty & reputation · 92/100 · 30%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Pricing transparency | 34 / 35 | Explanation unavailable | Evidence A → |
| Interaction restraint | 28 / 30 | Explanation unavailable | Evidence A → |
| Background & reputation | 16 / 20 | Explanation unavailable | Evidence A → |
| Engineering & privacy | 14 / 15 | Explanation unavailable | Evidence A → |
Capability · 98/100 · 70%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Task quality | 65 / 65 | AI Probability: 100% · Human Probability: 0% · Label: ai · Calibrated: Yes | Evidence A → |
| Deliverable specifications | 18 / 20 | Clean unwatermarked export (8/8); Export spec: Direct 0% Human / 100% AI verdict + Deep Scan sentence highlights | Evidence A → |
| Processing speed | 15 / 15 | Network-observed server wait: 0.79s (API mode: sync_json_verified; network upload 0s / end-to-end 1.06s shown for reference only, never penalized) | Evidence A → |
Legacy scores may include advertised maximum capabilities. Read tested output separately from paid capabilities. Records without matching tiers and scope are not ranked together.
Developer & citation kit · Claim updates, request benchmarks & embed verified badges
Product developers and writers can embed these SVG badges in official websites, GitHub READMEs or documentation, or use the channels below to sync product-wide plans and capabilities.
[](https://realtest.org/tools/stealthwriter.ai/) <a href="https://realtest.org/tools/stealthwriter.ai/"><img src="https://realtest.org/badges/stealthwriter.ai.svg" alt="StealthWriter — RealTest" height="24" /></a> 
[](https://realtest.org/tools/stealthwriter.ai/#feature-ai-paraphraser) 
[](https://realtest.org/tools/stealthwriter.ai/#feature-ai-detector)