A benchmark for
the TCG market.
GCI is trading card market index infrastructure. Not individual prices — the temperature of the whole market. Currently in open beta with 5–20 early testers.
Beta user benefits
Early access to all features (Marketboard, Indices, Watchlist, etc.)
Direct feedback via dedicated Discord channels
Influence the roadmap — tell us what features you need
Request cards to be tracked
Real-time Discord alerts for large price moves
How to join
💬Join the Discord server
Fastest way to join. Dedicated channels: #beta-feedback, #market-alerts, and more.
Apply by email
We'll send you daily summaries and beta invites.
Who we're looking for
- Regularly buys/sells Pokémon TCG or One Piece Card Game
- Checks card prices daily
- Runs or works at a card shop
- Thinks about TCG as an investment or asset
- Has specific data needs and opinions to share
Supported games
Pokémon TCG
Live
One Piece Card Game
Live
Yu-Gi-Oh! OCG
Coming soon
Magic: The Gathering
Coming soon
GCI is in public beta. Features and data are continuously improving.