# Character

Build reusable AI personas that answer calls, SMS, and chat with one consistent identity. Browse 1 guide in the Hello Alex documentation.

Canonical HTML: https://docs.helloalex.ai/character

Path: [Documentation](/)

## Character guides

Build reusable AI personas that answer calls, SMS, and chat with one consistent identity

- [Character Guide](/article/character-guide) — Build a reusable AI persona — identity, behavior, knowledge, security, analysis, and testing — then attach it to a number

## Related documentation

- [Character Guide](/article/character-guide) — Build a reusable AI persona — identity, behavior, knowledge, security, analysis, and testing — then attach it to a number