{"uid":"cap_KEF17bVYEf9HLiR2CYPCc","slug":"saylor-innovations-reference-exchange-rates-afed419b","name":"Saylor Innovations — Reference Exchange Rates","description":"Get daily reference exchange rates per one unit of a base currency, with observation date and currency codes. Not executable trading quotes. 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I need the official rate and the observation date for our compliance audit."}],"resultDescription":"A JSON object containing the service name, subject, retrieval timestamp (ISO 8601), source attribution (ECB name and URL), and a report object with the base currency code, observation date, amount (1 unit), a map of all available currency codes to their rates relative to the base, and a notice (e.g. disclaiming these are reference rates, not executable trading quotes).","failureModes":["Unsupported or invalid currency code (base not in ECB feed) — likely returns an error or empty rates","ECB source data temporarily unavailable — may return stale or error response","Malformed query parameter — schema validation error","Rate limit or payment failure — 402 response if x402 payment not processed"],"whenToPreferThis":"Use this endpoint when you need official ECB daily reference exchange rates for bookkeeping, financial reporting, compliance, or informational lookups — not for live trading quotes or real-time market prices. Prefer this over scraping ecb.europa.eu directly when you want a structured JSON response with source attribution and a retrieval timestamp, and when you need it in an agent workflow that supports x402 micropayments.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:01:21.546Z","isFirstParty":false,"canonicalSlug":"saylor-innovations-reference-exchange-rates-afed419b"}