> For the complete documentation index, see [llms.txt](https://docs.sirdata.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sirdata.net/customer-api/about.md).

# About Customer API

Customer API allows audience upload to retrieve audience segments from your data (hashed emails, external ids...)

Open API specs are available here: <https://openapi.sirdata.io/customer>

1. Create a Storage containing your hashes
2. Create a Filter to target what kind of audience you want
3. Create an Order via the Filter to extract exactly your needs
4. Wait until Order is validated to download results