RentBuy.org

Connect it to your AI

Claude Code

claude mcp add --transport http rentbuy https://rentbuy.org/api/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://rentbuy.org/api/mcp

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "rentbuy": {
      "url": "https://rentbuy.org/api/mcp"
    }
  }
}

Tools it offers

4 tools, as the server itself reported during our check on Oct 31, 2026.

• rentbuy_run_scenarioRuns one 30-year rent-vs-buy comparison with the rentbuy.org model and returns the winner, the net worth of both households at year 30, the break-even year, totals, year-1 monthly cash and the fully resolved inputs. Host
• rentbuy_compare_scenariosRuns 2 to 10 named scenarios side by side and returns each one's winner, year-30 net worth for both households, break-even year and year-1 cash, plus deltas against the first scenario. Each scenario is an independent set
• rentbuy_sweepVaries one input (or a grid of two) across a range and returns, for every point, the buyer-minus-renter net worth at year 30 after selling costs, the winner, both net worths and the break-even year, plus the interpolated
• rentbuy_open_calculatorOpens an interactive rent-vs-buy calculator with editable inputs, net-worth charts, a year-by-year report and Monte Carlo sensitivity analysis. Use when the user wants to see or adjust a scenario. Pass the inputs and one

Questions