MCP server

RentBuy.org Official

org.rentbuy/rentbuy

Checked 28 Oct 2026, 09:03 UTC · Connected to it and listed its tools

Compare renting and buying a home over 30 years: scenarios, side-by-side comparisons, rent sweeps.

Working at last checkVerified publisher: rentbuy.orgAbout 7,264 tokens per request once connected4 tools

https://rentbuy.org/api/mcp

At a glance

Type: MCP server
Publisher: rentbuy.org (verified by the MCP Registry)
Status: Working at last check
Tools: 4
Token cost: About 7,264 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 28 Oct 2026, 09:03 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

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

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.rentbuy]
url = "https://rentbuy.org/api/mcp"

Gemini CLI

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

Cursor

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

VS Code

{"servers":{"rentbuy":{"type":"http","url":"https://rentbuy.org/api/mcp"}}}

Antigravity

agy mcp add rentbuy https://rentbuy.org/api/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"rentbuy","server_url":"https://rentbuy.org/api/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"rentbuy","server_url":"https://rentbuy.org/api/mcp"}

rentbuy_compare_scenarios ~1716 tokens
Runs 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 of input overrides and one-time costs on top of the site defaults, so name them
rentbuy_open_calculator ~1661 tokens
Opens 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-time costs from the scenario being discussed; missing inputs use the site defau
rentbuy_run_scenario ~1714 tokens
Runs 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. Hosts that support MCP Apps also show the result card. Give only the inputs you want
rentbuy_sweep ~2173 tokens
Varies 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 crossover value where the winner flips for single-parameter sweeps. Give values

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