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

# Primary name

* **Retrieval**: Retrieve primary ENS names associated with Ethereum addresses.
* **Setting**: Set or update primary names for user identities