Developer API
Speck Insights turns a public IP into U.S. demographics — population, income, education, housing, and more — so products can understand who is on the other end of a request.
Cheat Sheet
Base URL:https://speckinsights.netlify.app/api/v1/
| Endpoint | Method | What it does | U.S. demographics? |
|---|---|---|---|
| /demographics | GET | IP → location + demographics | When a U.S. ZIP is found |
| /geo | GET | IP → location only | No |
| /zip | GET | Demographics for a ZIP you already have | Yes |
Required headers for all requests:
Authorization: Bearer sk_live_YOUR_KEY # or X-API-Key: sk_live_YOUR_KEY
New accounts start with a 7-day trial (1,000 successful calls). Cached hits still count against quota. See pricing and errors & limits.