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FIRE & retirement calculators + a multi-currency portfolio rebalancer (exact buy/sell trades).
Remote server: your requests and data go to mcp.retirecrunch.com. Claude Code: claude mcp add --transport http calculators https://mcp.retirecrunch.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
calculate_fire_target — Estimate the savings target needed for Financial Independence / Early Retirement. Runs Monte Carlo simulation and returns the probability thcalculate_coast_fire — Compute the Coast FIRE milestone — the capital required today such that, with no further contributions, a portfolio compounds to the user's compute_swiss_property_tax — Estimate the Swiss cantonal real-estate capital gains tax (Grundstückgewinnsteuer) for a property sale. Covers all 26 cantons with holding-pproject_wealth_plan — Run RetireCrunch's full year-by-year Wealth Plan projection for a household. Models earned income, pensions, expenses, portfolio growth (accget_portfolio_returns — Return RetireCrunch's historical portfolio return profiles for a currency. Each profile is a (return %, volatility %) pair derived from realrebalance_portfolio — Rebalance a multi-currency portfolio: given holdings, per-holding (or per-asset-class) target weights, cash and FX rates, return the exact Bload_portfolio — Open the user's Interactive Brokers portfolio in the RetireCrunch Portfolio Rebalancer. First call the IBKR connector's get_account_positionget_rebalance_plan — Fetch the rebalancing trades the user decided on in the RetireCrunch Rebalancer, from the plan code they copied ("Send plan to my AI"). CodeNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.