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Compound interest, investment, retirement, CD, S&P 500 and DCA calculators with charts.
Remote server: your requests and data go to tools.amaltash.com. Claude Code: claude mcp add --transport http amaltash-investment-retirement-calculato https://tools.amaltash.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
plan_recurring_investment — Investment growth calculator with an interactive chart. Works out what regular deposits could grow to at a long-run market average or a yearlist_assets — Lists the long-run market rates, which can be used for future plans, and common stocks and funds, which can only be used to look at the pastreplay_past_investing — Stock return and dollar-cost averaging (DCA) calculator with an interactive chart. Shows what investing in a US stock or fund would have becsp500_since_date — S&P 500 return calculator with an interactive chart. Shows what a set amount in the S&P 500 would have become between two years from 1928 toretirement_plan — Retirement calculator with an interactive chart of the balance by age. Replays a plan through every complete stretch of real US market histosafe_spending — Retirement withdrawal calculator with an interactive chart. Finds the highest monthly spending that lasted in at least a chosen share of reacompound_interest — Compound interest calculator with an interactive chart. Works out what a starting amount and monthly deposits grow to at a fixed rate, componet_worth_check — Net worth calculator with an interactive chart. Subtracts debts from assets and, when an age is given, shows the median net worth for that acrash_impact — Portfolio stress test with an interactive chart. Works out how much a portfolio would lose if stocks fell by a chosen percent, given its mixdrawdown_recovery — Drawdown and loss recovery calculator with an interactive chart. Works out the percentage gain needed to get back to even after a loss, and sequence_risk — Sequence of returns calculator with an interactive chart. Runs a list of yearly returns with a fixed yearly withdrawal in the order given anposition_size — Position size calculator with an interactive chart. Works out the dollar size of one position at a percent cap the person chooses, how many dca_vs_lump_sum — Dollar-cost averaging vs lump sum calculator with an interactive chart. Compares investing a fixed amount at each price in a list with investbill_ladder — Treasury bill ladder calculator with an interactive timeline chart. Lays out how much goes in each same-term bill, how far apart to buy themsearch_stocks — Finds US stocks and funds by ticker or company name. Used by the calculator card's stock picker.card_event — Records which control was clicked on the calculator card. Used by the card's buttons.Not tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.