{"uid":"cap_eTeqbDS8_a-tjPROeswlu","slug":"fx-pulse-stablecoin-fiat-fx-conversion-rate-aa7b7d86","name":"FX Pulse – Stablecoin & Fiat FX Conversion Rate","description":"Single-pair rate, amount conversion, and batch FX rates for fiat currencies and major stablecoins (USDC, EURC, USDT...). Pay-per-call in USDC via x402 on Base.","url":"https://fx-pulse-chi.vercel.app/api/convert?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"to":{"type":"string","description":"Target currency (ISO-4217) or stablecoin ticker."},"from":{"type":"string","description":"Source currency (ISO-4217) or stablecoin ticker."},"amount":{"type":"number","description":"Amount to convert, in 'from' units."}}},"responseSchema":{"type":"json","example":{"to":"VND","date":"2026-09-19","from":"USDC","rate":25400,"amount":100,"converted":2540000}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_fDvAdJorRDiZM6rjAIYHc","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a real-time FX rate and converted amount between any fiat currency (ISO-4217) or major stablecoin (USDC, EURC, USDT) pair, paid per-call in USDC via x402 on Base.","exampleAgentPrompt":"What is the current exchange rate from USDC to Vietnamese dong, and how much would 100 USDC convert to?","exampleUseCases":[{"title":"Stablecoin remittance amount check","prompt":"I'm sending 500 USDC to my family in the Philippines — how much Philippine pesos will they receive at today's rate?"},{"title":"Cross-border invoice pricing","prompt":"I need to invoice a client in Japan for work worth 2000 EURC — what's the current EURC to JPY rate and what yen amount should I put on the invoice?"},{"title":"Stablecoin-to-fiat treasury reporting","prompt":"We're reporting our treasury holdings — can you convert our 10000 USDC balance to euros using today's reference rate so I can fill in the EUR value?"}],"resultDescription":"A JSON object containing the source currency (from), target currency (to), the exchange rate (rate), the input amount, the converted amount (converted), and the date of the rate used. Example: {from:'USDC', to:'VND', rate:25400, amount:100, converted:2540000, date:'2026-09-19'}.","failureModes":["Unsupported currency pair returns an error — not all exotic fiat codes or obscure stablecoins may be available","Missing required 'from' or 'to' parameters cause a 400 bad request","Payment failure via x402 if wallet balance is insufficient or Base network is congested","Stale rate if the underlying FX data provider hasn't refreshed recently","Invalid ticker symbol (e.g. typo in stablecoin name) results in an error response"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pay-per-call FX reference rate that supports both fiat ISO-4217 currencies and major stablecoins (USDC, EURC, USDT) in a single API. Ideal for AI agents handling cross-border payment flows, DeFi/stablecoin accounting, remittance calculators, or treasury reporting where stablecoin-to-fiat conversion is needed without a full crypto exchange integration. Preferred over generic FX APIs when stablecoin pairs are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T00:41:38.030Z","isFirstParty":false,"canonicalSlug":"fx-pulse-stablecoin-fiat-fx-conversion-rate-aa7b7d86"}