Slabpeek — Card Comps Mar

SlabPeek helps card collectors and flippers make faster, smarter buying decisions while browsing supported card listings.

SlabPeek requires a SlabPeek account and an active subscription or trial to access market data features.

Instead of opening multiple tabs to research comps, value-by-grade data, and market signals, SlabPeek brings helpful card market context directly into your browsing experience.

Simply hover over a supported card listing and SlabPeek shows a clean, easy-to-read popup with helpful data points designed for sports card and TCG buyers.

What SlabPeek helps with:

• View recent sold comp data while browsing
• Review value-by-grade signals when available
• Compare card values across grades
• Quickly evaluate whether a listing may be a good deal
• Save time researching cards before you buy
• Reduce bad comps and overpaying mistakes

Built for:

• Sports card collectors
• TCG collectors
• eBay card buyers
• Card flippers
• Hobbyists researching slabs and raw cards
• Anyone who wants faster card market context while browsing

SlabPeek is designed to be lightweight, simple, and useful. No complicated dashboards. No messy spreadsheets. Just helpful card market context right where you’re already browsing.

Current support:

SlabPeek currently supports supported card listings on eBay, with additional marketplace support planned.

Access requirement:

SlabPeek’s market data features require an active SlabPeek subscription or trial. Users may need to sign in to their SlabPeek account before market data appears in the extension.

Disclaimer:

SlabPeek is an independent tool and is not affiliated with, endorsed by, or sponsored by eBay, PSA, or any other marketplace, grading company, or data provider mentioned. Market data is provided for informational purposes only and should not be considered financial advice.