CardBreakCalculator

Overview

CardBreakCalculator is a Model Context Protocol server that provides sports card break odds, checklists, and sales-backed card values. It supports both Pro and Breaker plan tiers, allowing MCP-compatible AI assistants to access card valuation and break analysis tools directly within conversations and agent workflows.

The server runs as a hosted remote service at https://cardbreakcalculator.com/mcp with no authentication required and no local installation needed. The current release is v0.15.1. You can connect any MCP client by pointing it to the endpoint and using the provided configuration snippets.

CardBreakCalculator is listed in the Development category on mcp.site and works with MCP clients including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf, Zed and others. If you maintain this server, claim this listing to verify ownership, earn the Verified badge, and keep information up to date.

Installation

Settings → Connectors → Add custom connector
Name: CardBreakCalculator
URL:  https://cardbreakcalculator.com/mcp