{"uid":"cap_lJwCEre4smMIAEpsMfAau","slug":"ecb-key-policy-rates-api-72137527","name":"ECB Key Policy Rates API","description":"Current levels of the three ECB key interest rates -- main refinancing operations (MRR_FR), deposit facility (DFR) and marginal lending facility (MLFR) -- straight from the official ECB Data Portal (dataflow FM, daily levels). Query: ?last=N (1-60, default 1) to include the N most recent daily observations per rate. Returns latest values plus dated series, in percent per annum; served with a 6h cache.","url":"https://data.greeneris.io/v1/eu/policy-rates","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"last":{"type":"string","default":"1","description":"Number of most recent daily observations per rate (1-60)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"unit":"percent per annum","as_of":"2026-06-17","latest":{"deposit_facility":2.25,"main_refinancing":2.4,"marginal_lending":2.65},"series":{"deposit_facility":[{"date":"2026-06-17","rate":2.25}],"main_refinancing":[{"date":"2026-06-17","rate":2.4}],"marginal_lending":[{"date":"2026-06-17","rate":2.65}]},"source":"European Central Bank Data Portal, dataflow FM (reuse permitted with attribution to the ECB)"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_FntaQqq0Zw1_lShClKwc1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current and recent daily levels of the three ECB key interest rates (main refinancing, deposit facility, marginal lending) sourced directly from the ECB Data Portal.","exampleAgentPrompt":"What are the current ECB key policy rates — can you pull the latest values for the deposit facility, main refinancing, and marginal lending rates, and show me how they've moved over the last 7 days?","exampleUseCases":null,"resultDescription":"A JSON response containing the latest daily values (in percent per annum) for all three ECB key rates — main refinancing operations (MRR_FR), deposit facility (DFR), and marginal lending facility (MLFR) — plus a dated time series for up to N most recent observations (N = 1–60). Data is served with a 6-hour cache and sourced from the official ECB Data Portal (dataflow FM).","failureModes":["Invalid 'last' parameter (e.g. outside 1–60 range) may return a 400 or default to 1","ECB Data Portal upstream unavailability may cause stale or error responses","Cache may serve data up to 6 hours old if the ECB has just published a rate change","Network or x402 payment failure prevents the request from completing"],"whenToPreferThis":"Use this endpoint when you need authoritative, up-to-date ECB policy interest rate data sourced directly from the ECB Data Portal, especially for financial analysis, macroeconomic monitoring, or compliance workflows requiring the official DFR, MRR_FR, or MLFR values. Prefer this over scraped or third-party rate aggregators when data provenance and accuracy matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:40:35.755Z","isFirstParty":false}