---
title: "Agent Functions"
slug: "agent-functions"
type: "index"
canonical: "docs.ucstack.io/agent-functions"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ucstack.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Cloud AI Agent Functions

3 articles

## [Send Email](https://docs.ucstack.io/docs/send-email.md)

Published on 2026-04-09

The Send Email function allows your agent to send an email with any content to any destination email address. This allows your agent to send requested information to callers such as custom booking...

## [Webhooks](https://docs.ucstack.io/docs/webhooks.md)

Published on 2026-04-09

Configure webhook actions to integrate your agent with external systems Webhook actions allow your AI phone agents to interact with external systems during calls. You can fetch data, create support...

## [Send SMS](https://docs.ucstack.io/docs/send-sms.md)

Published on 2026-04-09

The Send SMS function allows your agent to send an sms with any content to any destination phone number. This allows your agent to send requested information to callers such as custom booking links....