{"uid":"cap_xZ90vFTCQjwcEWnIyFBBg","slug":"euroref-certified-european-government-reference-data-baa27ce6","name":"EuroRef Certified European Government Reference Data","description":"France: Policy interest rate (ECB deposit facility rate), cited JSON with source URL, effective date and last_confirmed. GET /v1/fr/policy-rate.","url":"https://euroref.dev/v1/certified/:country/:series?utm_source=zero.xyz","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"],"type":"string"},"queryParams":{"type":"object","properties":{},"additionalProperties":false}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.1","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_81ToZXi666Ijv2E2U0Jem","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a cryptographically certified extract of a specific European government reference data series (e.g. VAT, policy rate, CPI) for a given country, including value, citation, archived-source SHA-256, and Ed25519 signature.","exampleAgentPrompt":"Can you get me the certified current VAT rate for Germany from EuroRef — I need the value plus the archived source hash and signature so I can prove it in an audit?","exampleUseCases":[{"title":"VAT compliance check for invoice","prompt":"What is the certified current VAT rate for France? I need the official value with a citation and cryptographic proof so I can include it in our compliance documentation."},{"title":"Corporate tax rate for cross-border filing","prompt":"Get me the verified corporate tax rate for the Netherlands with the source SHA-256 and Ed25519 signature — our auditors require a cryptographically certified reference."},{"title":"ECB policy rate for financial model","prompt":"Pull the certified ECB main refinancing rate for the EU from EuroRef, including the verification chain and archived source hash, so I can lock in the official rate used in our financial model."}],"resultDescription":"A JSON object containing the current value of the requested reference series for the specified country, a citation to the official source, an SHA-256 hash of the archived source document, a full verification chain, and an Ed25519 cryptographic signature attesting to the extract's authenticity. Returns an error if the requested combination is not supported or payment is not confirmed.","failureModes":["Unsupported country/series combination — returns an error indicating the pair is not available","Payment not confirmed — refuses to return data without a valid x402 charge","Network or availability error — upstream government source temporarily inaccessible","Invalid country or series enum value — returns a validation error","Signature verification failure — internal integrity error returned to caller"],"whenToPreferThis":"Choose this endpoint when you need not just a reference value but cryptographic proof of its provenance — i.e., when an auditor, regulator, or automated compliance workflow requires a verifiable chain from official source to delivered value. Prefer it over plain data APIs when Ed25519 signing, SHA-256 source archiving, or citation traceability are required. It covers a broad set of European jurisdictions and series types (VAT, CPI, corporate tax, policy rates, etc.) in a single certified call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T06:30:52.866Z","isFirstParty":false,"canonicalSlug":"euroref-certified-european-government-reference-data-baa27ce6"}