MCP INTEGRATION

Real card data inside
every AI conversation

Search, price, track your collection, and know when to grade — without leaving the chat.

Claude
Claude
by Anthropic
ChatGPT
ChatGPT
by OpenAI
Card Search
Card Search
Price History
Portfolio Movers
Grading ROI

Why in-chat matters

Your AI becomes a card expert with live data — no extra apps, no extra tabs.

1

No tab switching

Get prices, pop reports, and grading math without leaving your conversation.

2

Context-aware answers

Your AI already knows your collection, so advice is personalized — not generic.

3

Faster decisions

Ask one question, get the full picture: value, trend, population, and ROI in seconds.

Available tools

Each tool gives your AI a specific card-market superpower.

search_cards
What's a 2023 Bowman Chrome Wemby worth?
Finds matching cards by player, year, set, number or parallel, filtered by sport and grade.
get_card_price
Show me the 30-day trend on this card.
Returns the current estimated value with price history and the 30-day trend.
should_i_grade
Should I grade my Luka Prizm rookie?
Calculates raw vs graded value, submission cost, and expected profit at each grade.
get_population
How many PSA 10 Herbert Silvers exist?
Returns population counts across PSA, BGS and SGC at every grade level.
find_card_for_grading
[photo of a card] Is this worth grading?
Identifies the card from the image, then runs the grading ROI on the match.
find_card_to_add
[photo of a card] Add this to my collection.
Identifies the card from the image and adds the confirmed match to your portfolio.
add_to_portfolio
Add a 2018 Donruss Saquon rookie, paid $8.
Adds the card to your synced portfolio with purchase price for profit tracking.
get_portfolio
Show me my portfolio sorted by value.
Displays your full collection with current values, gains, and total worth.
get_player_stats
How is Puka Nacua trending?
Returns season stats and market momentum for the player behind the card.
get_cardchain_listings
Find Wemby cards for sale under $50.
Searches live CardChain AI marketplace listings from real sellers.

Start using CardChain AI in your chat

Connect once — get live card data in every conversation.

ChatGPTTry now in ChatGPTSetup Guide