{"uid":"cap_Q-mM510CNj1aqAH_1ww3e","slug":"world-bank-tax-revenue-as-share-of-gdp-67c0330d","name":"World Bank Tax Revenue as Share of GDP","description":"Latest tax revenue as share of GDP for all countries; q sets how many most recent years to return. Query: ?q= Returns JSON.","url":"https://clonecho.builda.company/x402/s/worldbank-tax-revenue","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_y46Ok5M-NLbuI6uB-7UWC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the latest tax revenue as a percentage of GDP for all countries, with optional control over how many recent years of data are included.","exampleAgentPrompt":"Pull the latest World Bank tax revenue as a share of GDP for all countries, returning data for the 3 most recent years available.","exampleUseCases":null,"resultDescription":"A JSON array of country-level records showing each country's tax revenue as a percentage of GDP, for the most recent year(s) as determined by the q parameter. Each record likely includes country name, country code, year, and the tax revenue % of GDP value.","failureModes":["Invalid q parameter (non-integer or negative value) may return an error or unexpected results","Upstream World Bank data unavailability could return empty or stale results","Missing q parameter defaults to some number of years — behavior should be tested","Payment failure (402) if USDC not provided correctly"],"whenToPreferThis":"Use this endpoint when you need cross-country tax revenue as a share of GDP from the World Bank, especially for economic comparisons, policy research, or building dashboards. Prefer this over manual World Bank API calls since it's a ready-to-use, paid-access wrapper with consistent JSON output.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:19:54.649Z","isFirstParty":false}