{"uid":"cap_0jZvYhZZdTCAB5NSe-wtY","slug":"us-treasury-yield-curve-latest-daily-9188b115","name":"US Treasury Yield Curve (Latest Daily)","description":"Latest US Treasury daily constant-maturity yield curve in one object: recordDate plus mo1, mo3, mo6, yr1, yr2, yr3, yr5, yr7, yr10, yr20 and yr30, each a yield in percent. Source: FRED DGS* series (St. Louis Fed), public domain. No params - always returns the most recent published curve, which trails today by a business day or two; for a date range use treasury-yield-history.","url":"https://agent402.tools/api/treasury-yield-curve?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"mo1":3.97,"mo3":4.16,"mo6":4.26,"yr1":4.43,"yr2":4.71,"yr3":4.81,"yr5":4.83,"yr7":4.89,"unit":"percent","yr10":4.96,"yr20":5.33,"yr30":5.29,"source":"FRED DGS* constant-maturity series (St. Louis Fed)","recordDate":"2026-09-22"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.01/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_iNvXixVW0WUyUB6Yz9Cc8","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 the latest US Treasury daily constant-maturity yields across 11 maturities (1mo to 30y) as clean JSON, sourced from FRED DGS series.","exampleAgentPrompt":"What are the latest US Treasury constant-maturity yields across all maturities — the full yield curve from 1-month to 30-year?","exampleUseCases":null,"resultDescription":"A JSON object containing the most recently published US Treasury daily constant-maturity yields for 11 maturities: 1mo, 3mo, 6mo, 1y, 2y, 3y, 5y, 7y, 10y, 20y, and 30y, along with the date of the data point, sourced from FRED DGS series.","failureModes":["FRED data not yet published for current business day — returns most recently available prior date","Non-trading days (weekends/holidays) return last available trading day data","Service unavailable or x402 payment failure returns HTTP 402 or 5xx"],"whenToPreferThis":"Use this endpoint when you need the full current US Treasury yield curve in a single call with no API key, no parameters, and no setup. Ideal for financial agents that need risk-free rate benchmarks, yield spread calculations, or macroeconomic snapshots. Prefer over direct FRED API calls when you want a zero-config, always-current, clean JSON response without managing API credentials.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-27T19:21:39.646Z","isFirstParty":false,"canonicalSlug":"us-treasury-yield-curve-latest-daily-9188b115"}