{"uid":"cap_NAcw6ZnPvNiEyUzMFAeoZ","slug":"eu-estr-rate-lookup-67745f75","name":"EU ESTR Rate Lookup","description":"Euro Short-Term Rate (ESTR), the official euro overnight benchmark, direct from the ECB Data Portal (dataset EST, published each TARGET2 business day ~08:00 CET). Query: ?last_n=5 (1-30 fixings, default 1) &include_volume=true to add the underlying transaction volume in EUR millions. Returns date-sorted observations plus the latest fixing; 1h cache.","url":"https://data.greeneris.io/v1/eu/estr","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_n":{"type":"integer","default":1,"description":"Number of most recent fixings (1-30)"},"include_volume":{"type":"boolean","default":false,"description":"Also return daily transaction volume in EUR millions"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"rate":"ESTR (euro short-term rate), volume-weighted trimmed mean, percent per annum","source":"European Central Bank Data Portal, dataset EST (published each TARGET2 business day ~08:00 CET)","latest_date":"2026-07-10","observations":[{"date":"2026-07-10","rate_percent":2.182,"volume_eur_millions":64378}],"latest_rate_percent":2.182}},"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_i_iRxiltJqckCH2fTt6UV","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":"Retrieves the latest Euro Short-Term Rate (ESTR) fixings published by the European Central Bank, with optional daily transaction volume.","exampleAgentPrompt":"What is today's ESTR fixing from the ECB? Give me the last 3 observations including daily transaction volume in EUR millions.","exampleUseCases":[{"title":"Calculate loan interest rate baseline","prompt":"What's the current ESTR rate? I need to set our company's loan pricing for new client agreements this week."},{"title":"Monitor euro overnight rate trends","prompt":"Give me the last 10 ESTR fixings with transaction volumes so I can analyze how the overnight rate has moved over the past two weeks."},{"title":"Determine invoice discount rate","prompt":"What was the ECB's ESTR rate for today? We need to know the official euro short-term benchmark for calculating early payment discounts on invoices."}],"resultDescription":"Returns a JSON object with the latest ESTR rate(s) including fixing date and rate in percent per annum; optionally includes daily transaction volume in EUR millions. Data sourced from ECB, published each TARGET2 business day around 08:00 CET.","failureModes":["HTTP 402 returned if payment not attached — machine-readable quote for USDC payment via x402","Empty observations if queried before ECB publishes that day's fixing (~08:00 CET)","last_n out of range (must be 1-30) may return validation error","Non-TARGET2 business days (weekends, ECB holidays) have no new fixings"],"whenToPreferThis":"Use this endpoint when you need authoritative, ECB-published ESTR benchmark interest rate data for the euro area — ideal for financial calculations, loan pricing, derivatives referencing, invoicing discount rates, or macro monitoring. Prefer over generic data aggregators when official ECB sourcing is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:48:04.722Z","isFirstParty":false}