{"uid":"cap_1NaApgr8pSxv4Yjy8ZTTa","slug":"market-calendar-api-next-us-treasury-auction-db966937","name":"Market Calendar API – Next US Treasury Auction","description":"Returns the next announced US Treasury auction, optionally for a term such as 2-Year or 13-Week.","url":"https://market-calendar-api.onrender.com/v1/next-auction?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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"term":{"type":"string","description":"Optional term, e.g. 2-Year, 10-Year, 13-Week"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.013","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":"$0.013/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.013","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.013","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_sAQ6eJoWfOVbRNHYu_QOM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.013","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the next announced US Treasury auction date and details, optionally filtered by term (e.g. 2-Year, 13-Week).","exampleAgentPrompt":"When is the next US Treasury auction for the 10-Year note? I need the exact date and any announced details.","exampleUseCases":[{"title":"Bond trader auction scheduling","prompt":"Can you tell me when the next 2-Year Treasury note auction is? I want to make sure I don't miss the announcement window."},{"title":"T-bill liquidity planning","prompt":"When is the next 13-Week T-bill auction coming up? I'm planning short-term cash deployment and need the exact date."},{"title":"Fixed income research calendar","prompt":"What's the next announced US Treasury auction regardless of term? I'm putting together a weekly market events briefing."}],"resultDescription":"Returns details of the next announced US Treasury auction including the security term, auction date, announcement date, and related timing — optionally narrowed to a specific Treasury term such as 2-Year, 10-Year, or 13-Week.","failureModes":["Invalid or unrecognized term string returns an error or empty result","No upcoming announced auction for the requested term may return null or empty","Service unavailable if the underlying render.com host is cold-starting","Rate limit or payment failure (x402 protocol) if USDC payment is not processed"],"whenToPreferThis":"Use this endpoint when you need the single next upcoming US Treasury auction for a specific or any term — ideal for real-time trading desks, fixed-income research tools, or financial calendar agents that need a quick point-in-time lookup rather than a full date-range list of auctions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T07:18:54.275Z","isFirstParty":false,"canonicalSlug":"market-calendar-api-next-us-treasury-auction-db966937"}