{"uid":"cap_kPRPnbVBHZSRm3VM1bpe_","slug":"vellum-sec-change-signal-dbee0fff","name":"Vellum SEC Change Signal","description":"Binary SEC change signal since a date: changed true or false, filing count, form types and the latest official EDGAR filing.","url":"https://x402-data-api.x402agent.workers.dev/sec-change-signal?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":{"cik":{"type":"string","description":"SEC CIK number, alternative to ticker"},"days":{"type":"string","description":"Lookback in days when since is omitted (default 7)"},"since":{"type":"string","description":"Window start as YYYY-MM-DD"},"ticker":{"type":"string","description":"Stock ticker symbol, e.g. AAPL"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_yBBo4cQ8tosMdUgzokUV1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a binary changed/unchanged signal for SEC filings since a specified date, including filing count, form types, and the latest EDGAR filing.","exampleAgentPrompt":"Has Apple filed anything new with the SEC in the last 14 days — just give me a true or false on whether there's been a change, the filing count, form types, and the latest EDGAR filing.","exampleUseCases":[{"title":"Earnings season filing alert","prompt":"Did Tesla file anything new with the SEC since January 1st? I need a simple yes or no, plus how many filings and what form types were submitted."},{"title":"M&A due diligence check","prompt":"Before we proceed with this acquisition, can you check if CIK 0000320193 has had any SEC filing activity in the past 30 days — give me a changed signal, form list, and the most recent EDGAR filing."},{"title":"Automated portfolio monitoring","prompt":"For my watchlist — can you check if Microsoft has any new SEC filings in the last 7 days and flag it as changed or not changed so I can decide if I need to dig deeper?"}],"resultDescription":"A structured response indicating whether any SEC filings have been made since the specified date (changed: true/false), the total count of new filings, the distinct form types submitted (e.g. 10-K, 8-K, 4), and metadata about the most recent official EDGAR filing including form type, filing date, and accession number.","failureModes":["Unknown ticker symbol returns an error or empty result","Invalid CIK format causes a 400-level response","If neither ticker nor CIK is supplied, the request fails validation","Future or unparseable 'since' date may cause an error","Company with no recent filings returns changed: false with count 0","Rate limits or EDGAR downtime may cause upstream failures"],"whenToPreferThis":"Choose this endpoint when you need a fast, lightweight boolean signal about whether a company has new SEC activity — ideal for triggering downstream workflows, portfolio monitors, or alert systems without pulling full filing content. Prefer this over vellum-filing-delta when you only need a yes/no changed flag rather than detailed financial fact deltas, and over vellum-sec-latest when you need to check across a date window rather than fetching a single most-recent filing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T06:40:53.118Z","isFirstParty":false,"canonicalSlug":"vellum-sec-change-signal-dbee0fff"}