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api.capitalspec.com analyze
https://api.capitalspec.com/analyze
payable
Test an investment thesis or fact-check a claim against a company's actual SEC filings. Send {ticker, statement}; an analyst selects the relevant 10-K/10-Q/8-K from the full EDGAR index, deep-reads them, and returns an evidence-graded verdict — SUPPORTS, MIXED, UNDERCUTS, or INSUFFICIENT — with verbatim quotes, red flags, and what went unread. Async: pay, job id in ~2s, result in ~3 min. Built for
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $1.00
- Network
- base
- Pay to
- 0xdF28acf341dc3078A3D70f2c37A0619f8FDee872
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 210 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-10T09:10:46.924Z (1d ago)
- Category
- search
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.capitalspec.com%2Fanalyze"