Read-only BYO-key MTG/TCG pricing MCP with repricing suggestions. AI-authored.
Connect Remote server
claude mcp add --transport http cardmarket-mcp https://cardmarket.bigfloppy.net/mcp --header "x-cardmarket-app-token: <X_CARDMARKET_APP_TOKEN>" --header "x-cardmarket-app-secret: <X_CARDMARKET_APP_SECRET>" --header "x-cardmarket-access-token: <X_CARDMARKET_ACCESS_TOKEN>" --header "x-cardmarket-access-token-secret: <X_CARDMARKET_ACCESS_TOKEN_SECRET>"
{
"mcpServers": {
"cardmarket-mcp": {
"url": "https://cardmarket.bigfloppy.net/mcp",
"headers": {
"x-cardmarket-app-token": "<X_CARDMARKET_APP_TOKEN>",
"x-cardmarket-app-secret": "<X_CARDMARKET_APP_SECRET>",
"x-cardmarket-access-token": "<X_CARDMARKET_ACCESS_TOKEN>",
"x-cardmarket-access-token-secret": "<X_CARDMARKET_ACCESS_TOKEN_SECRET>"
}
}
}
}
{
"servers": {
"cardmarket-mcp": {
"type": "http",
"url": "https://cardmarket.bigfloppy.net/mcp",
"headers": {
"x-cardmarket-app-token": "<X_CARDMARKET_APP_TOKEN>",
"x-cardmarket-app-secret": "<X_CARDMARKET_APP_SECRET>",
"x-cardmarket-access-token": "<X_CARDMARKET_ACCESS_TOKEN>",
"x-cardmarket-access-token-secret": "<X_CARDMARKET_ACCESS_TOKEN_SECRET>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://cardmarket.bigfloppy.net/mcp
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools 9 found in our last check
scryfall_search_cardsFREE tier. Search Magic cards with Scryfall syntax (e.g. 'o:flying t:dragon'). Returns ids, set info, and USD/EUR/TIX prices, plus Cardmarket/TCGplayer product ids for use with the paid-API tools. Requires no credentials.
scryfall_card_pricesFREE tier. Fuzzy-name card lookup returning all printings' prices (usd, usd_foil, eur, eur_foil, tix) from Scryfall bulk-derived data, updated daily. No credentials.
cardmarket_product_searchSearch Cardmarket products by name (Magic by default, idGame=1). Requires your own Cardmarket API credentials in env (CARDMARKET_APP_TOKEN, CARDMARKET_APP_SECRET, CARDMARKET_ACCESS_TOKEN, CARDMARKET_ACCESS_TOKEN_SECRET). Read-only.
cardmarket_price_guideGet the Cardmarket price guide (SELL, LOW, LOWEX, AVG, TREND, foil variants, 1/7/30-day averages) for a product id. Requires your own Cardmarket credentials. Read-only.
cardmarket_compare_sellersLists current offers for a Cardmarket product (cheapest first) with seller, country, condition, language, foil, quantity, plus price distribution stats. Optionally filter by min condition (MT,NM,EX,GD,LP,PL,PO), language id, foil, seller type. Requires your own Cardmarket creden…
cardmarket_seller_stockRead-only view of a given Cardmarket seller's public stock (username or user id), optionally filtered by game and a name search, so you can compare their prices against market. Requires your own Cardmarket credentials.
tcgplayer_product_searchSearch TCGplayer catalog products by name. Magic is categoryId 1. Requires your own TCGplayer API keys in env (TCGPLAYER_CLIENT_ID, TCGPLAYER_CLIENT_SECRET). Read-only. Note: TCGplayer is not currently issuing new API keys to everyone; this works only if you already have access.
tcgplayer_price_guideMarket/low/mid/high/direct-low prices per subtype (Normal/Foil) for up to 50 TCGplayer product ids. Requires your own TCGplayer keys. Read-only.
reprice_suggestSuggests a new price for ONE of your listings. SUGGESTION ONLY — this server never creates, edits or deletes listings. Provide your current price plus either (a) marketplace='cardmarket' with idProduct (fetches live data with your creds), or (b) marketplace='manual' with your ow…
Headers
| Name | Description |
|---|---|
x-cardmarket-app-tokenOptional, secret | Your Cardmarket app token (optional) |
x-cardmarket-app-secretOptional, secret | Your Cardmarket app secret (optional) |
x-cardmarket-access-tokenOptional, secret | Your Cardmarket access token (optional) |
x-cardmarket-access-token-secretOptional, secret | Your Cardmarket access token secret (optional) |
Details
| Endpoint | https://cardmarket.bigfloppy.net/mcp (Streamable HTTP) |
| First published | 2 Nov 2026 |
| Last updated | 2 Nov 2026 |
| Registry name | net.bigfloppy.cardmarket/cardmarket-mcp |
More security servers See all
Listing data from the official MCP registry. Status and tools from NestDaddy's daily check. Browse all MCP servers.
