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HobbyCardIndex Card Prices for Grok

com.hobbycardindex/card-prices

Sold prices for 16 million sports and trading cards, raw and graded, from HobbyCardIndex.

client:Grok transport:streamable-http tools:2

Install HobbyCardIndex Card Prices in Grok

.mcp.json (in your project root)

{
  "mcpServers": {
    "card-prices": {
      "type": "http",
      "url": "https://hobbycardindex.com/api/v1/mcp"
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

What Grok can do once it is connected

HobbyCardIndex Card Prices in other clients