SmartFin

Name: SmartFin
Author: fyi.smartfin

MCP serverMCP

Backtest S&P 500 stocks and ETFs on real prices, plus loan, savings, FIRE and retirement tools.

by fyi.smartfinhomepage ↗v3.0.0

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Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability34/34 checks ok

when	check	result	http	latency	detail
4 h ago	mcp initialize	ok	200	145 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
11 h ago	mcp initialize	ok	200	182 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
17 h ago	mcp initialize	ok	200	579 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
24 h ago	mcp initialize	ok	200	132 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
31 h ago	mcp initialize	ok	200	464 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
2 d ago	mcp initialize	ok	200	313 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
2 d ago	mcp initialize	ok	200	142 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
2 d ago	mcp initialize	ok	200	134 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
2 d ago	mcp initialize	ok	200	177 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools
3 d ago	mcp initialize	ok	200	729 ms	server smartfin 3.0.0 · protocol 2025-06-18 · 9 tools

Tools observed via MCP handshake

smartfin_compare_investment_strategies — Runs one amount through three ways of buying the same US stock or index ETF over a chosen period, on real daily closing prices (adjusted for splits and reinvest
smartfin_calculate_investment_return — What an amount invested in a US stock or index ETF became over a past period under one strategy: lump_sum (all on the first trading day), monthly (spread on the
smartfin_compare_time_periods — What a fixed amount in a US stock or index ETF became across reference periods ending today (or on as_of_date): since 2000, since the dot-com peak (24 Mar 2000)
smartfin_calculate_loan_payment — Monthly payment, total interest and total paid for a fixed-rate loan with monthly payments: mortgage, car, student or personal loan. Give either loan_amount, or
smartfin_project_savings_growth — Future balance of savings or an investment growing at a fixed yearly rate, with optional monthly contributions and a chosen compounding frequency. Returns the b
smartfin_calculate_inflation_impact — What an amount will be worth in today's money after years of inflation at a fixed yearly rate, and what something costing that amount today will cost then. Use
smartfin_calculate_fire_number — Works the way SmartFin's FIRE calculator does. The FIRE number today is yearly expenses divided by a withdrawal-rate assumption. Each year savings grow at an as
smartfin_calculate_retirement_withdrawal — Works the way SmartFin's withdrawal calculator does, with withdrawals monthly, quarterly or annually and the balance earning a yearly return between them. how_l
smartfin_get_embed_code — The HTML to put one of SmartFin's free calculators on a website the user runs: a blog post, a class or library page, a client resources page. One iframe line, f

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No long description beyond the summary.

kind Official MCP Registry

name Official MCP Registry

summary Official MCP Registry

version Official MCP Registry

description Official MCP Registry

homepageUrl Official MCP Registry

publisherName Official MCP Registry

Provenance

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Official MCP Registryfyi.smartfin/smartfin

first seen 9 d ago · fetched 11 h agoopen ↗

Field history (6 recent events)

9 d ago · declared · summary → "Backtest S&P 500 stocks and ETFs on real prices, plus loan, savings, FIRE and retirement tools."
9 d ago · declared · description → "Backtest S&P 500 stocks and ETFs on real prices, plus loan, savings, FIRE and retirement tools."
9 d ago · declared · publisherName → "fyi.smartfin"
9 d ago · declared · homepageUrl → "https://smartfin.fyi"
9 d ago · declared · version → "3.0.0"
9 d ago · declared · protocols → ["mcp"]

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