cryptoetfsentinel.com

https://api.cryptoetfsentinel.com

● healthy general

Crypto ETF Sentinel — Single-issuer XBRL snapshot for one US spot crypto ETF: latest AUM, NAV per share, shares outstanding, expense ratio. Some issuers may have ``expense_ratio: null`` if XBRL extraction missed it. Pass the issuer's SEC CIK as the ``cik`` query param. -- reliability 91.0/100 per Paygent Discover

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -X POST https://api.cryptoetfsentinel.com

/.well-known/x402.json

https://api.cryptoetfsentinel.com/.well-known/x402