{"uid":"cap_-wsfLBHo-Ftq4h8Ij1Iky","slug":"aisa-mpp-data-apis-central-bank-historical-interest-rates-1c1c7053","name":"Central Bank Historical Interest Rates","description":"The daily policy rate of one central bank: one row per calendar day, newest first, 10 rows per page. A rate change appears on the first day the new rate is in effect. For the Federal Reserve the rate is the midpoint of the target range.\n\n<!-- aisa-pricing:start -->\nPublished reference price: $0.02 USD per successful request. Account-specific pricing and final settlement may differ.\n<!-- aisa-pricing:end -->","url":"https://api.aisa.one/apis/v1/financial/macro/interest-rates?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["bank"],"properties":{"bank":{"type":"string","description":"The central bank code, e.g. FED, ECB, BOJ. Use the /macro/interest-rates/banks endpoint to get the list of available banks."},"cursor":{"type":"string","description":"Opaque pagination cursor from a previous response's next_page_url. When provided, all other query parameters are ignored: the cursor carries the original request's filters. Treat it as opaque; do not construct or modify it."},"end_date":{"type":"string","description":"The last date to return, inclusive, in YYYY-MM-DD format. Defaults to today."},"start_date":{"type":"string","description":"The first date to return, inclusive, in YYYY-MM-DD format. Defaults to five years before end_date when both dates are omitted; omit it with an end_date to get all available history through that date."}}},"responseSchema":{"type":"object","properties":{"next_page_url":{"type":"string","description":"History only. Absolute URL of the next page of results. Present only when more rows remain; request it as-is to continue. Each page holds up to 10 rows."},"interest_rates":{"type":"array","items":{"type":"object","properties":{"bank":{"type":"string","description":"The symbol of the central bank."},"date":{"type":"string","description":"The calendar day the rate is in effect, in YYYY-MM-DD format."},"name":{"type":"string","description":"The name of the central bank."},"rate":{"type":"number","description":"The policy rate in percent on that day. For the Federal Reserve, the midpoint of the target range."}}}}}},"example":null,"exampleRequest":null,"tags":["web-search","financial-data","prediction-markets","weather","travel","data","search"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hfJRBUoHPnCjGppRo6aD3","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x20C000000000000000000000b9537d11c60E8b50","unit":"request","depositMicros":null,"planRef":null}],"brandName":"AIsa MPP Data APIs","brandSlug":"aisa-mpp-data-apis-mpp","brandBaseUrl":"https://aisa.one","brandDocsUrl":null,"whatItDoes":"Returns the daily policy rate history for a specified central bank, paginated newest-first at 10 rows per page.","exampleAgentPrompt":"What has the Federal Reserve's policy rate been over the past year? Show me the daily rate history from January 2024 to today using the FED bank code.","exampleUseCases":[{"title":"Tracking Fed rate hike cycle","prompt":"Can you pull the Federal Reserve's daily interest rate history from January 2022 through December 2023? I want to see exactly when the rate changes happened during the hiking cycle."},{"title":"ECB rate comparison for research","prompt":"I'm doing macro research — can you get me the ECB's policy rate history for the last 5 years so I can chart how European monetary policy evolved?"},{"title":"Current BOJ rate check","prompt":"What is the Bank of Japan's current policy rate? Just grab the latest rate from the BOJ and tell me what it is and when it took effect."}],"resultDescription":"An array of objects each containing the bank symbol, central bank name, calendar date, and the policy rate in percent for that day. For the Federal Reserve, the rate is the midpoint of the target range. Results are ordered newest-first, with up to 10 rows per page and a next_page_url for pagination when more data exists.","failureModes":["Invalid or unsupported bank code returns an error — use /macro/interest-rates/banks to discover valid codes","Date range with no data returns an empty array","Malformed date format (not YYYY-MM-DD) may result in a validation error","Providing a modified or constructed cursor may yield unexpected results — treat cursors as opaque","Requesting beyond available history returns an empty result set"],"whenToPreferThis":"Use this endpoint when you need authoritative daily central bank policy rate data for a specific institution over a date range. It is ideal for macroeconomic analysis, charting monetary policy timelines, or determining the exact date and magnitude of rate changes. Prefer this over generic financial data sources when you need day-level granularity, clean pagination, and support for multiple named central banks (FED, ECB, BOJ, etc.).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T06:48:10.652Z","isFirstParty":false,"canonicalSlug":"aisa-mpp-data-apis-central-bank-historical-interest-rates-1c1c7053"}