{"uid":"cap_AA5BlLj_MKsboZ3aa6qnT","slug":"api-cryptoetfsentinel-com-c4e601df","name":"Crypto ETF Sentinel — Recent SEC Filings Feed","description":"Crypto ETF Sentinel — SEC filing tracker for US spot crypto ETFs across Bitcoin, Ethereum, Solana, XRP and 30+ assets: freshest filings within ~10 minutes of detection, newest first (50 by default, max 100). Covers S-1, 424B, 8-A12B, CERT, EFFECT. Use when polling for new crypto ETF filings. Optional currency, filing_type, date_after, limit, order_by.","url":"https://api.cryptoetfsentinel.com/v1/agent/filings/recent","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":[{"cik":"0002090011","title":"21Shares Hyperliquid ETF certified for exchange listing","source":"SEC","company":"21Shares Hyperliquid ETF","currency":"hyperliquid","accession":"0001193125-26-145203","published":"2026-05-11T00:00:00+00:00","filing_type":"CERT"}],"meta":{"page":1,"limit":50,"total":3058,"offset":0}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.2","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":"$0.2/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.2","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.2","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Rv1UENue7_Ul5XDjBSf69","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.2","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the 50 most recent SEC filings for US spot crypto ETFs, newest-first, with no data delay and no daily call cap, supporting optional filters by currency, filing type, and date.","exampleAgentPrompt":"Pull the latest SEC filings for US spot Bitcoin ETFs from Crypto ETF Sentinel — no delay, give me the 50 most recent ones filed after January 1, 2025, filtered to POS AM filing type.","exampleUseCases":[{"title":"Real-time crypto ETF compliance monitoring","prompt":"Watch the latest SEC filings for US spot crypto ETFs and alert me whenever a new POS AM filing comes in — I need to stay on top of regulatory changes as they happen, no delay."},{"title":"Ethereum ETF regulatory activity tracking","prompt":"Get me the 50 most recent SEC filings specifically for Ethereum spot ETFs filed in the last 30 days, filtered by amendment type so I can monitor what's changing."},{"title":"Multi-asset crypto ETF surveillance feed","prompt":"Pull all the newest SEC filings for US spot crypto ETFs across Bitcoin, Ethereum, and other major currencies from the past week — I want to continuously monitor filing activity for trading signal opportunities."}],"resultDescription":"A JSON payload containing up to 50 of the most recent SEC filings for US spot crypto ETFs, ordered newest-first, with no 24-hour delay. Each record includes filing metadata such as issuer, filing type, date, and related regulatory identifiers. The response also includes pagination metadata (total, limit, offset) and an error field.","failureModes":["Invalid currency filter returns empty result set or 400 error","Invalid filing_type value returns 400 or empty dataset","date_after format mismatch causes 400 bad request","Payment not received causes 402 Payment Required response","Server error returns 500 with error field populated","No filings matching filters returns empty data array with total: 0"],"whenToPreferThis":"Use this endpoint when you need real-time, undelayed SEC filing data for US spot crypto ETFs, especially for trading signals, compliance surveillance, or continuous polling workflows. It is preferable to the free /v1/filings route whenever freshness is critical, since the free route has a 24-hour data delay. Choose this when you need to filter by currency, filing type, or date range and require predictable per-call pricing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:49:46.405Z","isFirstParty":false}