{"uid":"cap_VSgQ37Qy83QvrhDGA_Cnv","slug":"selectarank-data-gateway-us-treasury-yields-edfb92bd","name":"SelectaRank Data Gateway – US Treasury Yields","description":"Pay-per-call access to public-domain data (USGS earthquakes, NOAA/NWS forecasts, World Bank indicators) plus an x402 endpoint pre-payment checker over x402 on Base USDC. No account or API key.","url":"https://selectarank-data.vercel.app/v1/us/treasury-yields?utm_source=zero.xyz","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"],"type":"string"},"queryParams":{"type":"object","properties":{"days":{"type":"string","description":"Latest N trading days, 1-30 (default 1)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"data":[{"date":"2026-09-26","yields":{"10Y":4.1}}],"meta":{"source":"US Department of the Treasury"},"unit":"percent"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_tFYFocU1wzEYtEsCo6WTP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns US Treasury yield curve data (e.g. 10-year yield) for the latest 1–30 trading days, sourced from the US Department of the Treasury, via pay-per-call x402 micropayment on Base USDC.","exampleAgentPrompt":"What's the US 10-year Treasury yield for the last 5 trading days? Pull the latest yield data from the Treasury.","exampleUseCases":[{"title":"Daily interest rate monitoring for portfolio","prompt":"Give me today's US Treasury 10-year yield so I can update my fixed income portfolio model."},{"title":"Macro research on recent yield trend","prompt":"Fetch Treasury yield data for the last 30 trading days — I'm analyzing how the yield curve has moved over the past month."},{"title":"Risk-free rate input for valuation model","prompt":"I need the current 10-year Treasury yield as a risk-free rate input for my DCF model — just pull the most recent trading day."}],"resultDescription":"A JSON object containing an array of daily Treasury yield records (date + yield percentage by maturity such as 10Y), along with metadata indicating the source (US Department of the Treasury) and the unit (percent).","failureModes":["Invalid 'days' parameter (outside 1–30 range) may return an error or empty data","Payment failure via x402 if USDC balance is insufficient or Base network is congested","No data available for non-trading days (weekends, holidays) — response may be empty or cover fewer days than requested","Service outage if Treasury data source is temporarily unavailable"],"whenToPreferThis":"Choose this endpoint when you need quick, no-account, pay-per-call access to US Treasury yield curve data with no API key setup. Ideal for AI agents that need real-time or recent risk-free rate data for financial calculations, macroeconomic monitoring, or portfolio analytics. Prefer this over scraping Treasury.gov directly or using heavier financial data providers when cost-per-call micropayment (0.002 USDC) is acceptable and simplicity matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:05:18.750Z","isFirstParty":false,"canonicalSlug":"selectarank-data-gateway-us-treasury-yields-edfb92bd"}