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concordancehq.duckdns.org tools company-brief
https://concordancehq.duckdns.org/tools/company-brief
answers 402
Cross-source correlation for one company in a single call: latest quotes from 3 independent market-data providers, recent SEC filings, and general mentions across news/academic/legal/dev-community sources -- joins data no single-source provider offers together. Accepts a ticker (AAPL) or company name (Apple).
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.05
- Network
- base
- Pay to
- 0x1f5f8474fA0dc1Fde79187abd68Ef8Ea15ADAe34
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 654 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-08-15T14:25:45.122Z (1h ago)
- Category
- identity
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fconcordancehq.duckdns.org%2Ftools%2Fcompany-brief"