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io.github.sjgiewont/if-the-card-fits

io.github.sjgiewont/if-the-card-fits · v1.0.0

Measured by MCP Station

Description written by the publisher, not verified

Which credit cards a household should carry, simulated over 5 years on weekly-verified terms.

Connect

claude mcp add --transport http if-the-card-fits https://ifthecardfits.com/mcp

{
  "mcpServers": {
    "if-the-card-fits": {
      "url": "https://ifthecardfits.com/mcp"
    }
  }
}

Tools as reported by the server

• spending_categories
  The 19 categories this API scores spending against. Call this first and map the person's statement onto these ids before calling simulate_cards.
• simulate_cards
  Given a year of spending by category, returns the three best credit cards and the best two-card combination, with what each is worth after its annual fee over the chosen horizon. Figures come from a model checked to the cent against an independent reference calculator, against card terms a person ve
• keep_or_cancel
  For cards the person already carries, says whether each one still earns its annual fee back on their spending, and what to move to if not. Pass the cards as `held`. Returns a verdict and a rounded yearly margin.
• compare_two
  Two named cards head to head on the person's own spending: which one pays more, and by how much a year. Use this when they are choosing between two specific cards. For 'what should I get', use simulate_cards instead.

Website · JSON · Text for agents · Registry updated 2026-10-27