Choose your integration
Demand and Supply are two sides of the same marketplace. Most partners integrate one side.
Demand Integration
You have studies that need respondents. Use the Demand API to create projects, set quotas and qualifications, and source sample from Zamplia.
Supply Integration
You own an audience. Use the Supply API to receive allocated surveys, send respondents into them, and reconcile traffic in real time.
Everything you need to ship
Authentication
API keys and bearer tokens with clear, per-side auth.
Sandbox
Test end to end against isolated sandbox environments.
Lifecycle guides
Project, survey, quota, traffic, and redirect flows explained.
Error handling
Predictable status codes and structured error payloads.
Live API Explorer
Try requests and copy code in Python, Node, PHP, cURL & more.
Changelog
Track every change with backward-compatible versioning.