{"ok":true,"host":"api.cryptoetfsentinel.com","skill_count":9,"skills":[{"skill_name":"fetch-issuer-etf-profile","display_name":"Issuer ETF Profile Lookup","one_liner":"Returns the current operational profile for a single crypto ETF issuer, including custodian, sponsor fee, reference rate, basket size, and in-kind eligibility.","when_to_use":"Use when an agent needs structured ETF issuer details such as custodian identity, sponsor fee, fee waiver expiry, reference rate, basket size, or authorized participant counts for a specific SEC-registered issuer identified by CIK.","not_for":"Do not use for aggregate AUM trends or multi-issuer comparisons; use the /v1/issuers endpoint instead. Not suitable for real-time price or NAV data.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/profiles/issuer","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":82,"last_verified_at":"2026-06-02T06:51:43.508Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-issuer-etf-profile/json"},{"skill_name":"fetch-crypto-etf-snapshot","display_name":"Crypto ETF Snapshot","one_liner":"Returns a single-call snapshot of the crypto ETF regulatory pipeline: total filings, filing counts by currency and form type, known issuer count, regulatory stage counts, and an as_of timestamp.","when_to_use":"Use when an agent needs a current overview of the crypto ETF regulatory landscape, including how many filings exist per cryptocurrency or SEC form type, how many products are trading vs. under review, and when the data was last updated.","not_for":"Do not use for individual ETF details, historical time-series data, or real-time price/AUM feeds; this is a single aggregate snapshot only.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/agent/snapshot","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":92,"last_verified_at":"2026-06-02T05:40:49.337Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-crypto-etf-snapshot/json"},{"skill_name":"fetch-recent-crypto-etf-filings","display_name":"Recent Crypto ETF Filings Feed","one_liner":"Returns the latest US spot crypto ETF SEC filings with no data delay, filterable by currency, form type, and date, newest-first by default.","when_to_use":"Use when an agent needs real-time SEC filing activity for US spot crypto ETFs — such as detecting new S-1 amendments, prospectuses, or quarterly reports — without the 7-day delay of the free endpoint.","not_for":"Do not use for historical bulk filing archives or non-crypto ETF filings; this endpoint covers US spot crypto ETFs only and returns at most 100 results per call.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/agent/filings/recent","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":94,"last_verified_at":"2026-06-02T06:36:58.893Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-recent-crypto-etf-filings/json"},{"skill_name":"fetch-cohort-state","display_name":"Cohort State Pipeline","one_liner":"Returns pre-computed SEC regulatory wave state per crypto asset, including wave anchor dates, wave end dates, approval dates, and cohort graduate CIKs for each tracked cryptocurrency.","when_to_use":"Use when an agent needs to determine whether a specific crypto asset is currently inside an active SEC ETF approval wave, how far through the wave it is, or who led the cohort, without computing it from raw filing data.","not_for":"Do not use for real-time price feeds, AUM data, or raw SEC filing retrieval; use dedicated market data or filing APIs instead.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/pipeline/cohort-state","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":92,"last_verified_at":"2026-06-02T05:25:59.513Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-cohort-state/json"},{"skill_name":"fetch-crypto-etf-outcome-signals","display_name":"Crypto ETF Outcome Signal Pipeline","one_liner":"Returns SEC filing-pattern-based approval likelihood scores (0–100) for all crypto ETFs currently under review, including pattern match classification, contributing factors, and review timing signals.","when_to_use":"Use when an agent needs to assess the SEC approval probability of pending crypto ETF filings, identify withdrawal-risk candidates, or compare filing patterns against approved and withdrawn baselines across issuers.","not_for":"Do not use for real-time price data, AUM lookups, or already-approved/withdrawn ETF history; use a dedicated market data or filing history endpoint instead.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/pipeline/outcome-signals","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":88,"last_verified_at":"2026-06-02T05:26:10.257Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-crypto-etf-outcome-signals/json"},{"skill_name":"fetch-crypto-etf-risk-scores","display_name":"Crypto ETF Risk Scores","one_liner":"Returns risk scores for all under-review crypto ETF pipeline issuers, sorted by risk level, comparing each issuer's time-in-review against historical approved durations.","when_to_use":"Use when an agent needs to assess approval risk for crypto ETFs currently under SEC review, including days in review, amendment counts, activity status, and risk level classification (elevated, moderate, etc.).","not_for":"Do not use for already-approved or rejected ETFs; this endpoint covers only under_review issuers. Not suitable for real-time price or AUM data.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/pipeline/risk-scores","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":88,"last_verified_at":"2026-06-02T05:25:59.552Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-crypto-etf-risk-scores/json"},{"skill_name":"fetch-crypto-etf-fee-war","display_name":"ETF Fee War Intel","one_liner":"Returns current expense ratios and effective rates for each crypto ETF issuer sorted cheapest first, sourced from XBRL filings, with optional filtering by cryptocurrency.","when_to_use":"Use when an agent needs to compare crypto ETF expense ratios, effective rates, sponsor fees, AUM, and fee waiver details across issuers to identify the cheapest or most competitive ETF for a given cryptocurrency.","not_for":"Do not use for real-time price feeds or NAV data; this endpoint covers fee and expense ratio metrics only. Not suitable for non-crypto ETFs.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/xbrl/fee-war","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":94,"last_verified_at":"2026-06-02T06:10:52.877Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-crypto-etf-fee-war/json"},{"skill_name":"fetch-xbrl-etf-leaderboard","display_name":"XBRL Crypto ETF Leaderboard","one_liner":"Ranks crypto ETFs by a specified XBRL financial concept (default: AUM via InvestmentOwnedAtFairValue) using the latest XBRL-reported period data for each eligible issuer.","when_to_use":"Use when an agent needs a ranked list of crypto ETFs by a financial metric such as AUM, sourced from SEC XBRL filings, to compare issuers like iShares, Fidelity, Grayscale, or Bitwise by reported values.","not_for":"Do not use for real-time or intraday price/NAV data; this reflects XBRL-reported period-end figures from SEC filings, not live market data. Not suitable for umbrella trust structures excluded from XBRL eligibility.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/xbrl/leaderboard","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":92,"last_verified_at":"2026-06-02T05:55:50.096Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-xbrl-etf-leaderboard/json"},{"skill_name":"fetch-crypto-etf-events","display_name":"Crypto ETF Sentinel Events","one_liner":"Returns a chronological feed of recent SEC filings and comment letters related to crypto ETFs, sorted newest-first, with company, filing type, crypto asset, and SEC document link.","when_to_use":"Use when an agent needs to monitor or retrieve recent SEC regulatory activity (filings, certifications, amendments) for crypto ETF products, such as tracking new S-1 registrations, 8-A12B listings, or CERT filings across issuers.","not_for":"Do not use for real-time price feeds, AUM data, or ETF flow data; this endpoint covers SEC filing events only. Not suitable for historical data older than 180 days.","confidence":"high","price":null,"network":"eip155:8453","method":"GET","resource_url":"https://api.cryptoetfsentinel.com/v1/events","version":1,"merchant_approved":false,"verification_status":"pass","quality_score":96,"last_verified_at":"2026-06-02T05:55:50.071Z","skill_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/fetch-crypto-etf-events/json"}],"manifest_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/manifest.json","skill_md_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/SKILL.md","agent_card_url":"https://x402gle.com/servers/api.cryptoetfsentinel.com/.well-known/agent.json"}