# Speck Insights

> IP address to U.S. demographics as a developer API.

Site: https://speckinsights.com
Docs markdown: https://speckinsights.com/docs.md
Complete dump: https://speckinsights.com/llms-full.txt

## Docs

- [All docs (markdown)](https://speckinsights.com/docs.md): concatenated API reference, intended for coding agents.
- [API overview](https://speckinsights.com/docs): IP address to U.S. demographics.
- [Quick start](https://speckinsights.com/docs/quickstart): Create a key and run the first lookup.
- [Authentication](https://speckinsights.com/docs/authentication): Bearer and X-API-Key.
- [Demographics](https://speckinsights.com/docs/demographics): IP → location + Census ZIP stats.
- [Geo](https://speckinsights.com/docs/geo): IP → location only.
- [ZIP lookup](https://speckinsights.com/docs/zip): Demographics for a ZIP you already have.
- [Errors & limits](https://speckinsights.com/docs/errors): Status codes, quota, and caches.