holdings-13f-verify.iykykblog.workers.dev
POST https://holdings-13f-verify.iykykblog.workers.dev/verify
Listed in Coinbase x402 Bazaar
SEC Form 13F aggregated holdings verdict: by manager (name or CIK) get the latest-quarter portfolio total, position count, top 10 holdings and quarter-over-quarter change; by CUSIP get how many 13F managers hold the security, aggregate value/shares and top holders. Aggregates computed from public-domain SEC Form 13F data sets.
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X POST "https://holdings-13f-verify.iykykblog.workers.dev/verify"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-14 19:00 | Valid 402 | 402 | 949 ms | $0.08 |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves