10 actions in 2 pieces of software · ranked by words, meaning and measured trust · 659 ms

1. 1Central Bank Rates (AllRatesToday)found in code, not yet checkedno passport yet
   • list_central_banks

     Call this FIRST when you need a bank code, or when the user asks 'which central banks do you cover?' or 'do you have rates from X?'. Returns { banks: [{ code, name, country, home_ccy, rate_types, latest date, ... }], disclaimer } for 121 central banks + 3 tax authorities (plus a composite) — central

   • get_official_rates

     Use this for OFFICIAL rates a specific institution published — 'what is the ECB rate for USD?', 'Bank of Japan official rate on 2026-03-14', 'HMRC rate for invoicing'. These are the fixed rates in force for compliance, tax, customs, and accounting — NOT live market rates. Omit `date` for the newest

   • compare_official_rates

     Use this when the user wants one currency pair across ALL institutions at once — 'what does each central bank say USD/EUR is?', 'spread between official USD/LKR rates', 'which bank has the highest official rate for X?'. One call returns every covered bank's latest official rate for the pair plus spr

   • get_official_rate_history

     Use this for a date-by-date series of one bank's OFFICIAL rates — 'ECB USD rate for every day of 2025', 'how did the CBSL official rate move last quarter'. Returns one row per published date: { series: [{ date, rate, rate_type, derived, method }] }. Give either `symbol` (matches either side of the p

   • request_trial_key

     Self-issue an AllRatesToday API key with 100 lifetime calls, valid 7 days, with no account and no email. Use it when another tool answered "needs an API key" and the user wants a dated central-bank table, a history series, a cross-bank comparison or a publication calendar right now. The key is adopt

   • get_publication_calendar

     Use this to see WHICH dates a bank actually published a rate table — 'did the ECB publish on 2026-01-01?', 'how often does the US Treasury publish?'. Returns dates only, no rate values, so it is available on every plan (unlike history). Gaps reveal weekends, holidays, and weekly/quarterly publicatio

2. 2AllRatesToday MCP Serverfound in code, not yet checkedno passport yet
   • get_official_rates

     OFFICIAL rates a named institution published — 'what is the ECB rate for USD?', 'Bank of Japan rate today', 'HMRC rate for invoicing'. These are the fixed, citable rates for compliance, tax, customs and accounting — NOT live market rates (use get_exchange_rate for those). Omit `date` for the newest

   • list_central_banks

     Call this FIRST when you need a bank code, or for 'which central banks do you cover?' / 'do you have rates from X?'. Returns every covered source — 121 central banks plus 3 tax authorities (HMRC, US Treasury, Swiss BAZG) — with `code` (what get_official_rates takes as `bank`), name, latest publicati

   • get_reference_rate

     AllRatesToday's once-a-day, never-revised mid-market rate: the per-currency median of samples in a five-minute window centred on 16:00 London, published each business day. Use it when the user needs ONE reproducible rate per day — index levels, return series, research datasets, month-end reports — r

   • get_exchange_rate

     Use this when the user asks 'what is X in Y?', 'convert X to Y', 'current rate of EUR/USD', or any single fiat-to-fiat live exchange rate question. Returns the latest mid-market rate as a JSON object like { rate: 0.9234, source } meaning 1 source = 0.9234 target. Without an API key it answers from a