Crypto ETF Sentinel — SEC filing tracker for US spot crypto ETFs across Bitcoin, Ethereum,
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.
200000 (raw units)
price
2
calls / 30d
1
unique payers
2026-09-06
updated
Provider
api.cryptoetfsentinel.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x169Bf49c6ee5A179190121Ab8D180B50e31683d1",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "200000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "Ezzbt3d3K76pmQpwbeXkggCs5n7Q3JWG3iCmtdKdpMxk",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "200000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"currency": "bitcoin",
"limit": 50
},
"type": "http"
},
"output": {
"example": {
"data": [
{
"accession": "0001193125-26-145203",
"cik": "0002090011",
"company": "21Shares Hyperliquid ETF",
"currency": "hyperliquid",
"filing_type": "CERT",
"published": "2026-05-11T00:00:00+00:00",
"source": "SEC",
"title": "21Shares Hyperliquid ETF certified for exchange listing"
}
],
"meta": {
"limit": 50,
"offset": 0,
"page": 1,
"total": 3058
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {
"currency": {
"description": "Filter by cryptocurrency slug (e.g. bitcoin).",
"maxLength": 100,
"type": "string"
},
"date_after": {
"description": "Earliest publication date, ISO-8601 (e.g. 2026-05-01).",
"maxLength": 25,
"type": "string"
},
"filing_type": {
"description": "Filter by SEC form type (e.g. S-1, CERT).",
"maxLength": 50,
"type": "string"
},
"limit": {
"default": 50,
"description": "Max results (default 50, max 100)",
"maximum": 100,
"minimum": 1,
"type": "integer"
},
"order_by": {
"default": "published_desc",
"description": "Sort order.",
"enum": [
"published_desc",
"published_asc"
],
"type": "string"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"data": {
"description": "The endpoint payload — type varies per route"
},
"error": {
"type": [
"string",
"null"
]
},
"meta": {
"properties": {
"limit": {
"type": [
"integer",
"null"
]
},
"offset": {
"type": [
"integer",
"null"
]
},
"total": {
"type": [
"integer",
"null"
]
}
},
"type": "object"
}
},
"required": [
"data"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://api.cryptoetfsentinel.com/v1/agent/filings/recent" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://api.cryptoetfsentinel.com/v1/agent/filings/recent");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://api.cryptoetfsentinel.com/v1/agent/filings/recent")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/5932.json, and this resource appears in /discovery/resources and /discovery/search.