{"uid":"cap_GSgTjtq5KvXNKeov4zMfN","slug":"x402-ai-gateway-currency-amount-conversion-b141e408","name":"x402 AI Gateway — Currency Amount Conversion","description":"Self-hosted AI API gateway. Expensive endpoints require an x402 micropayment (USDC on Base) before executing.","url":"https://api.fastapi.online/f/fx/ang/gtq?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"amount":{"type":"number","description":"Amount of the source currency to convert (default 1)"}}},"responseSchema":{"type":"object"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0002","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":"$0.0002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RG-F66vCqK4m_lLYh4lt3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts a specified amount of a source currency (GTQ) using a self-hosted AI gateway protected by x402 USDC micropayments on Base.","exampleAgentPrompt":"Convert 250 GTQ to USD for me — use the x402 AI gateway that charges a tiny USDC micropayment per call.","exampleUseCases":[{"title":"Travel budget in Guatemalan Quetzals","prompt":"I'm traveling to Guatemala and want to know how much 500 GTQ is worth — can you convert that amount for me?"},{"title":"Cross-border payment calculation","prompt":"I need to send 1000 GTQ internationally — what is that amount in USD so I can plan the transfer?"},{"title":"E-commerce multi-currency pricing","prompt":"My store needs to display prices in GTQ — can you convert 1 GTQ so I know the base exchange rate to use for my product listings?"}],"resultDescription":"Returns a JSON object containing the result of the currency conversion for the specified GTQ amount, including the converted value and potentially exchange rate metadata.","failureModes":["Payment not included or insufficient USDC micropayment — returns HTTP 402 Payment Required","Invalid or missing amount field — returns validation error","Exchange rate data unavailable or stale — may return error or empty result","Network timeout on self-hosted gateway — returns 503 or connection error"],"whenToPreferThis":"Choose this endpoint when you need a low-cost, per-call currency conversion for GTQ (Guatemalan Quetzal) amounts, and you are operating in an x402-compatible payment environment using USDC on Base. Ideal for agents that already handle x402 micropayments and need a lightweight, self-hosted alternative to large commercial forex APIs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:39:56.093Z","isFirstParty":false,"canonicalSlug":"x402-ai-gateway-currency-amount-conversion-07a42df6"}