{"uid":"cap_ThiBn4MnIpu0uIAG6RpPB","slug":"script-master-labs-fx-rate-api-x402-dd937dea","name":"Script Master Labs FX Rate API (x402)","description":"Pay-per-call crypto, RWA, federal, SEC, Section 8/HUD housing, and compliance APIs via x402. Primary: USDC on Base (eip155:8453). Also accepts Global Dollar (USDG) on Robinhood Chain (eip155:4663) via sovereign X-PAYMENT-TX. Hyphen routes only (e.g. /x402/gas-tracker, /x402/pha-lookup, /x402/sec-8k). MARKETPLACE REVIEW: use free /x402/playground/* (no key, no payment). Production /x402/* returns 402 unless paid via x402 or X-Api-Market-Key / X-API-Key from seller dashboard.","url":"https://mcp-x402.onrender.com/x402/fx-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":{"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"base":{"type":"string"},"date":{"type":"string"},"quotes":{"type":"string"}}}}},"output":{"properties":{"example":{}}}}},"responseSchema":{"example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_AjIvwoaxcxMayrD-TnqLF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns foreign exchange rates for a given base currency and optional quote currencies on a specified date, paid per call in USDC via x402.","exampleAgentPrompt":"What's the current exchange rate for USD as the base currency against EUR and GBP? Use the x402 FX rate endpoint and charge the $0.001 USDC fee.","exampleUseCases":[{"title":"Live currency rate for invoicing","prompt":"I'm invoicing a client in euros — what's today's USD to EUR exchange rate so I can convert the amount correctly?"},{"title":"Historical FX lookup for reporting","prompt":"Can you pull the exchange rate for USD against JPY and GBP on March 15, 2024? I need it for a quarterly financial report."},{"title":"Multi-currency portfolio snapshot","prompt":"Get me today's exchange rates for USD as the base against EUR, GBP, AUD, and CAD — I want to see where my international holdings stand."}],"resultDescription":"Returns foreign exchange rate data for the requested base currency against one or more quote currencies, optionally for a specific date. The response includes numeric rate values for each currency pair requested.","failureModes":["Missing or invalid base currency code returns an error or empty result","Unsupported currency codes may return no rate data","Future dates or dates with no available data may return an error","Payment failure or insufficient USDC balance causes x402 payment rejection before data is returned","Malformed query parameters result in a 4xx error"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call FX rate lookups settled in USDC on Base via the x402 protocol, especially in agentic or crypto-native workflows where microtransaction billing is preferred over subscription APIs. It is well-suited for occasional, on-demand currency lookups rather than high-volume streaming feeds.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:53:53.853Z","isFirstParty":false}