TradeDataHub Public API
Free, unauthenticated REST discovery API for contractor/trade-business datasets, with paid CSV retrieval via x402 (testnet-only). Includes coverage stats, inventory discovery, dataset listings, pricing, and masked previews.
Documentation
Specifications
OpenAPI
https://www.tradedatahub.net/openapi.json
OpenAPI
https://raw.githubusercontent.com/api-evangelist/tradedatahub/refs/heads/main/openapi/tradedatahub-openapi.json