Connect Calculators and your agent gets 6 tools, among them calculate_coast_fire, calculate_fire_target, compute_swiss_property_tax. It answers at https://mcp.retirecrunch.com/mcp over streamable HTTP, and it listed its tools to an anonymous client, so no sign-in was needed for that. Our probes reached it 10 of 10 times since 5 September 2026; the last check, on 18 October 2026, succeeded.
Retirement & FIRE calculators: Monte Carlo wealth plans, Coast FIRE, Swiss pension & property tax.
Description as the publisher wrote it.
| Tool | What it does |
|---|---|
calculate_coast_fire | Compute the Coast FIRE milestone — the capital required today such that, with no further contributions, a portfolio compounds to the user's retirement target by their target age. Inputs: current_age, target_retirement_age, current_savings, annual_expenses_in_retirement, currency, expected_return_rate |
calculate_fire_target | Estimate the savings target needed for Financial Independence / Early Retirement. Runs Monte Carlo simulation and returns the probability the portfolio survives the planning horizon. Inputs: annual_expense, years, current_savings, currency, portfolio_return_rate, portfolio_volatility |
compute_swiss_property_tax | Estimate the Swiss cantonal real-estate capital gains tax (Grundstückgewinnsteuer) for a property sale. Covers all 26 cantons with holding-period adjustments and Ersatzbeschaffung (replacement-residence) deferral. Educational estimate; comm Inputs: canton, sale_price, purchase_price, years_held, ersatzbeschaffung, ersatzbeschaffung_amount |
get_portfolio_returns | Return RetireCrunch's historical portfolio return profiles for a currency. Each profile is a (return %, volatility %) pair derived from real index data — useful for grounding the assumptions in calculate_fire_target / project_wealth_plan in Inputs: currency |
project_wealth_plan | Run RetireCrunch's full year-by-year Wealth Plan projection for a household. Models earned income, pensions, expenses, portfolio growth, optional growth→income phase switch, mortgage amortization, optional property sale, and region-aware ta Inputs: region, currency, start_year, retirement_year, plan_horizon_years, current_earned_income |
rebalance_portfolio | Rebalance a multi-currency portfolio: given holdings, per-holding (or per-asset-class) target weights, cash and FX rates, return the exact BUY/SELL trades to reach the targets, the per-currency cash movements (flagging foreign-cash overdraf Inputs: base_currency, fx_rates, available_cash, holdings, class_targets |
Every block below points at https://mcp.retirecrunch.com/mcp. Pick your client and copy.
claude mcp add --transport http calculators https://mcp.retirecrunch.com/mcp
{
"mcpServers": {
"calculators": {
"command": "npx",
"args": ["-y", "mcp-remote", "https://mcp.retirecrunch.com/mcp"]
}
}
}{
"mcpServers": {
"calculators": {
"url": "https://mcp.retirecrunch.com/mcp"
}
}
}{
"servers": {
"calculators": {
"type": "http",
"url": "https://mcp.retirecrunch.com/mcp"
}
}
}{
"context_servers": {
"calculators": {
"url": "https://mcp.retirecrunch.com/mcp"
}
}
}{
"mcpServers": {
"calculators": {
"serverUrl": "https://mcp.retirecrunch.com/mcp"
}
}
}{
"mcpServers": {
"calculators": {
"url": "https://mcp.retirecrunch.com/mcp"
}
}
}name: Calculators
version: 0.0.1
schema: v1
mcpServers:
- name: Calculators
type: streamable-http
url: https://mcp.retirecrunch.com/mcp{
"mcpServers": {
"calculators": {
"httpUrl": "https://mcp.retirecrunch.com/mcp"
}
}
}{
"mcpServers": {
"calculators": {
"type": "http",
"url": "https://mcp.retirecrunch.com/mcp"
}
}
}{
"mcpServers": {
"calculators": {
"url": "https://mcp.retirecrunch.com/mcp"
}
}
}goose://extension?url=https%3A%2F%2Fmcp.retirecrunch.com%2Fmcp&type=streamable_http&id=calculators&name=Calculators
It answered our last check on 18 October 2026 in 79 ms. Over 10 checks since 5 September 2026 it answered 10. Status here comes from Neuronto's own probes, not from the publisher.
Yes. It is published by retirecrunch.com and served from mcp.retirecrunch.com, the vendor's own domain: https://mcp.retirecrunch.com/mcp.
6, as returned by the server's own tools/list on 31 August 2026: calculate_coast_fire, calculate_fire_target, compute_swiss_property_tax, get_portfolio_returns, project_wealth_plan, rebalance_portfolio.
It answered our last check on 18 October 2026 in 79 ms. Over 10 checks since 5 September 2026 it answered 10.
Put the server under mcpServers in ~/.cursor/mcp.json with the URL https://mcp.retirecrunch.com/mcp. The exact JSON is above, with the same setup for Claude Code, Claude Desktop, VS Code, Windsurf, Zed, Gemini CLI and the rest.
It listed its tools to an anonymous client, so reading the tool list needs no key. Individual tools can still ask for credentials in their own inputs.
Publisher: com.retirecrunch. Endpoint host: mcp.retirecrunch.com. ARD identifier: urn:air:com.retirecrunch:mcp:calculators.
First indexed 31 August 2026. The tools are exactly what the server returned; nothing on this page
is inferred from its name. Ranking in Neuronto search is never for sale.