{"service":"holdings-13f-verify","description":"Pay-per-call SEC Form 13F aggregated holdings verdict for AI agents (x402). POST /verify with a manager name/CIK or a CUSIP; pay $0.08 in USDC on Base per call.","payment":{"protocol":"x402 v2","network":"eip155:8453","price_per_call":"$0.08","mode":"mainnet"},"data_source":"SEC Form 13F Data Sets - quarterly bulk extracts of as-filed 13F-HR submissions (public domain), pre-aggregated per manager and per CUSIP","endpoints":{"POST /verify":"{manager: string} - manager's latest-quarter portfolio verdict (total value, holdings count, top 10 positions, QoQ change) OR {cusip: string} - holder breadth verdict (manager count, aggregate value/shares, top holders)","GET /coverage":"index coverage + build info","GET /openapi.json":"OpenAPI 3.1 document","GET /.well-known/x402":"x402 resource manifest"},"disclaimer":"Informational only, not investment or legal advice. Form 13F reports are quarterly, filed up to 45 days after quarter-end, and cover long positions in US-listed equities (13(f) securities) only — they do not show shorts, most options detail beyond listed classes, non-US holdings, or current positions. Figures are aggregates computed from the SEC Form 13F data sets (public domain) as filed; verify against the original EDGAR filings."}