| What it does | AI detector that identifies content generated by large language models
| AI card grading that predicts PSA, BGS, and CGC outcomes in 60 seconds
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| Stage | Not given
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| Founded | 2023
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| Based in | Not given
| US
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| Pricing model | Freemium
| Freemium
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| Pricing | Free tier for basic AI detection up to 10,000 characters. Professional plan available with pricing details on subscription page. API pricing available for developers.
| Hobby $4.99/month (10 credits), Starter $9.99/month (25 credits), Pro $24.99/month (80 credits), Business $74.99/month (300 credits). Annual plans: Hobby $47.99/year, Starter $95.99/year, Pro $239.99/year, Business $719.99/year. One-time credit packs from $9.99 (20 credits) to $99.99 (285 credits).
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| Key features | - AI detection with 99.9% accuracy
- Sentence-by-sentence highlighting of AI-generated text
- Writing Replay showing video proof of writing process
- Plagiarism detection
- Grammar checking and writing feedback
- Chrome extension for browser-based scanning
- Integration with Canvas and Google Classroom
- API for developer integration
- Detects multiple AI models including GPT-5, GPT-6, Gemini, and Claude
- AI Tutor for writing improvement
| - 16 inspection zones covering corners, edges, centering, and surface
- 60-second grade predictions
- PSA, BGS, and CGC grade predictions with confidence scores
- Forensic Capture macro close-up analysis on Pro and Business plans
- Bulk grading for 10-50 cards at once
- Chrome extension for grading cards while browsing
- iOS and Android mobile apps
- Smart capture guide with real-time lighting and angle feedback
- Market value estimates for graded cards
- API access with webhooks on Pro and Business plans
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| What makes it different | - 99.9% accuracy rate verified by independent benchmarks from Penn State's AI Research Lab
- De-biased for ESL learners with only 1% false positive rate for non-native English writing
- Only detector with Writing Replay showing video proof of authentic writing process
- Trusted by over 10 million users and 100+ organizations globally
| - Photo-based pre-screening avoids months-long mail-in turnaround times
- Trained on thousands of card images across all major trading card types
- 2-grade credit-back guarantee if predictions miss
- Detailed per-pillar subgrades showing exactly where cards lose points
- Works across all major trading card categories including Pokémon, sports, and TCG
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 81 ● no change since last check | 33 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 27 | 9 |
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| Citation Flow (Majestic) | 43 | 36 |
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| Referring domains (Majestic) | 8387 | 125 |
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GPTZero
CardGrade