{"uid":"cap_WRcd3O-Bb4RdmiJDPloxh","slug":"strale-exchange-rate-api-d9277515","name":"Strale Exchange Rate API","description":"The trust layer for AI agents — 250+ independently tested data capabilities across 27 countries. Execute capabilities via REST, MCP, A2A, or x402 micropayments. Every call returns an audit record with cryptographic chain hashing.","url":"https://api.strale.io/x402/v2/exchange-rate","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","required":["from","to"],"properties":{"to":{"type":"string","description":"Target currency (ISO 4217, e.g. EUR)"},"from":{"type":"string","description":"Source currency (ISO 4217, e.g. USD)"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0216","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":"$0.0216/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0216","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0216","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_MaJr4nSIMZc9UPvdbCzMt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0216","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current exchange rate between two ISO 4217 currencies with an auditable cryptographic record","exampleAgentPrompt":"What's the current exchange rate from USD to EUR? I need a verified, auditable rate with a cryptographic record.","exampleUseCases":[{"title":"Live FX rate for invoice processing","prompt":"I'm generating an invoice in GBP but my client pays in USD — what's the current GBP to USD exchange rate so I can calculate the right amount?"},{"title":"Compliance-grade rate for audit trail","prompt":"I need the current EUR to CHF exchange rate and I need proof of the rate used — something with a cryptographic audit record — for our compliance documentation."},{"title":"Multi-currency dashboard update","prompt":"Can you fetch me the latest exchange rate from JPY to USD so I can update our pricing dashboard with the current conversion?"}],"resultDescription":"Returns the current exchange rate between the specified source and target ISO 4217 currency pair, along with a structured audit record that includes a cryptographic chain hash for provenance and verification purposes.","failureModes":["Invalid or unsupported ISO 4217 currency code returns an error","Rate data temporarily unavailable from upstream provider","Payment failure (insufficient USDC balance) blocks the call","Missing required 'from' or 'to' query parameters returns a validation error"],"whenToPreferThis":"Choose this endpoint when you need a currency exchange rate with a cryptographic audit trail attached — ideal for compliance-sensitive workflows, AI agent pipelines requiring verifiable data provenance, or any context where you need proof of what rate was used and when. Less suited for high-frequency trading requiring sub-millisecond latency.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T01:11:59.726Z","isFirstParty":false}