INDIVIDUAL MCP TOOL

lookup_merchant

The store's reward category as RightCard's directory files it, its merchant type, and the merchant-code caveat when a category bonus usually will not post there (superstores like Walmart/Target, warehouse clubs like Costco/Sam's).

rightcard.ainone authenticationAvailability not checked

LIVE ENDPOINT

https://mcp.rightcard.ai/mcp

No auth detected

Connect to this endpoint to inspect the live schema for lookup_merchant and invoke it with your own arguments.

Indexed input schema

{}

Risk classification

Potential side effects detected · medium confidence · heuristic, not a guarantee.

A tool name or description contains a write-action term.

Parent server

rightcard.ai

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.rightcard]
url = "https://mcp.rightcard.ai/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "rightcard": {
      "type": "http",
      "url": "https://mcp.rightcard.ai/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: rightcard
Remote MCP URL: https://mcp.rightcard.ai/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "rightcard": {
      "url": "https://mcp.rightcard.ai/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "rightcard": {
      "type": "http",
      "url": "https://mcp.rightcard.ai/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "rightcard",
  "transport": "streamable-http",
  "url": "https://mcp.rightcard.ai/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

best_card — Which of the given cards earns the most at a store (merchant) or for a spend category, today.
search_cards — Search RightCard's catalog by card or issuer name to get the ids to pass into best_card.
card — Everything RightCard knows about one card: rates by category, base rate, currency, annual fee, verification status, live rotating windows, and the choose-your-category spec if it has one.
rotating_calendar — Live and upcoming rotating-category windows (Freedom Flex, Discover it, Citi Dividend…) and permanent merchant benefits, from the same verified data as the app.