Documentation

Learn how Rare Index works and how to get the most from the platform.

Platform Overview

Rare Index is a comprehensive market intelligence platform for the collectibles economy. The platform consists of six core modules designed to help collectors and investors track, analyze, and benchmark their alternative assets.

Dashboard

Real-time view of market indices, top gainers/losers, retiring items, and market news. Your command center for collectibles market intelligence.

Registry

Searchable database of 8,000+ tracked items across trading cards, luxury watches, and collectible toys. Browse, filter, and discover assets by category, manufacturer, grade, and price range.

Indices

Market-cap weighted and category-specific indices tracking the performance of the collectibles market. Compare against traditional benchmarks like the S&P 500.

Portfolio

Track your holdings, monitor valuations in real-time, and benchmark performance against indices. Includes allocation breakdowns, gain/loss tracking, and historical performance charts.

Watchlist

Save assets you're interested in without committing to a purchase. Receive alerts on price movements and market trends for items on your watchlist.

Verify

RI Certification provides a provenance layer for tracked items, linking to third-party grading authorities and authentication services. Not an appraisal service.

Data Sources & Integrations

Rare Index aggregates and normalizes data from first-party inputs, public market information, and licensed third-party providers. Our data pipeline processes millions of transactions, listings, and sales records to deliver accurate market intelligence.

Third-Party Data Sources: Rare Index integrates with trading card pricing providers, watch market reference databases, LEGO and toy market data services, news aggregation platforms, and grading authority APIs. Data availability and refresh frequency may vary by category. Rare Index may add, replace, or discontinue integrations to maintain data quality and accuracy.

Examples of data sources include:

All data is normalized, cleaned, and validated before being displayed in the platform. We prioritize accuracy and transparency in every data point.

AI & Automated Insights

Rare Index uses AI and automated models to enhance data processing, trend detection, and insight generation. These systems help us deliver timely, relevant information at scale.

Important: AI-generated insights are informational only and do not constitute financial advice, predictions, or recommendations. All automated outputs should be verified independently before making financial decisions.

AI and automation are used for:

You acknowledge that automated systems may produce incomplete or inaccurate outputs. Always cross-reference critical information with original sources.

Index Methodology

Rare Index constructs its market indices using a combination of market-cap weighting and equal-weight methodologies, depending on the asset class and liquidity profile.

RI_GLOBAL

The flagship index tracking the overall collectibles market across cards, watches, and toys. Market-cap weighted based on transaction volume and liquidity.

Category Indices

RI_CARDS, RI_WATCHES, and RI_TOYS track category-specific performance. Each index is rebalanced quarterly to reflect changes in market composition.

Data Normalization

All price data is normalized for condition, grade, and provenance. We exclude outliers and anomalies that could distort index performance. Methodology is transparent and available upon request.

Index values are updated in real-time during market hours and reflect the most recent transaction data available from our integrated sources.

RI Certification

RI Certification is a provenance layer that links tracked items to third-party grading authorities, authentication services, and historical transaction records. It is not an appraisal service and does not authenticate items directly.

What RI Certification Provides

What RI Certification Does Not Provide

Always verify authenticity through qualified third-party grading services before making significant purchases. RI Certification is a data layer, not a substitute for professional authentication.