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Get Started Free →eBay review and feedback authenticity analyzer. Detect fake reviews, suspicious seller feedback patterns, and buyer manipulation. Includes time clustering detection, content similarity analysis, and eBay-specific red flag identification. No API key required.
.claude/skills/nexscope-ai-ebay-review-checker/SKILL.md| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-01 | ✗→✓ | ▲ Improved | 15% | 0% |
| case-07 | ✗→✓ | ▲ Improved | -47% | 0% |
| case-09 | ✗→✓ | ▲ Improved | -17% | 0% |
| case-15 | ✗→✓ | ▲ Improved | -50% | 0% |
| case-19 | ✗→✓ | ▲ Improved | -5% | 0% |
Review and feedback authenticity analyzer for eBay — detect fake reviews, suspicious patterns, and feedback manipulation.
bashnpx skills add nexscope-ai/eCommerce-Skills --skill ebay-review-checker -g
| Signal | Description | |--------|-------------| | Feedback timing | Clustered feedback in short periods | | Generic comments | "A+++" or "Great seller" patterns | | Account age | New accounts leaving multiple feedbacks | | Transaction patterns | Unusual buying/selling patterns |
| Score | Level | Description | |-------|-------|-------------| | 70-100 | ✅ Low Risk | Feedback appears authentic | | 50-69 | ⚠️ Medium Risk | Some concerns found | | 30-49 | 🔴 High Risk | Multiple red flags | | 0-29 | 💀 Critical | Likely manipulated feedback |
Check this seller feedback:
Positive - Great seller, fast shipping! A+++
Positive - Excellent transaction, thank you!
Positive - Perfect! Would buy again.
Negative - Item never arrived.bashpython3 scripts/analyzer.py '[ {"content": "A+++ seller!", "rating": "positive", "date": "2024-01-15"}, {"content": "Fast shipping", "rating": "positive", "date": "2024-01-15"} ]'
📊 eBay Feedback Authenticity Report
Seller: example_seller
Feedback Count: 50
Analysis Level: L3
━━━━━━━━━━━━━━━━━━━━━━━━
Authenticity Score: 72/100 ✅
Low Risk - Feedback appears authentic.
━━━━━━━━━━━━━━━━━━━━━━━━
Detection Results
✅ Time Clustering: Normal
⚠️ Generic Comments: 15% (slightly high)
✅ Account Diversity: GoodPart of Nexscope AI — AI tools for e-commerce sellers.
Other measured skills in the registry, with their headline benchmark lift.