Contractor Database API vs CSV
Compare contractor-data APIs and CSV downloads for prospecting, analysis, and software workflows.
Contractor database API or CSV: which should you use?
Use a CSV for a one-time, defined territory list you can review in a spreadsheet or import into a CRM. Use an API when software needs repeated dataset discovery and coverage checks. TradeDataHub offers free coverage and masked-preview discovery; accessing paid contractor rows requires the appropriate authorization. Neither format verifies a business license or guarantees contactability. See the discovery API and data quality methodology.
Choose for the workflow
CSV is the direct choice for a bounded CRM import, spreadsheet analysis, or territory list. An API is better when software needs repeatable inventory discovery, current metadata, deterministic filters, or product selection.
| Decision | CSV | API |
|---|---|---|
| Primary user | Analyst or sales operator | Application or agent |
| State | Fixed snapshot | Current published response |
| Audit trail | File plus verification date | Endpoint, parameters, version, timestamp |
| Best first step | Review scope and masked preview | Call coverage and dataset discovery |
A practical hybrid
Discover coverage through JSON, inspect a masked preview, record the product identifier and verification date, then use CSV for a defined campaign. Neither format proves that every listed business is active, licensed, reachable, or suitable.
Check the real inventory
Confirm location, trade, record count, field presence, masked preview, and current product options before choosing data.
Open the coverage explorer Use the discovery API