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

# Introduction

> AgentLine gives every AI agent a real phone number, a human-like voice, and SMS.

# AgentLine

AgentLine is an AI-native telephony platform. Give your agent a real phone
number, a human-like voice, and the ability to make and receive calls and SMS
autonomously.

<CardGroup cols={2}>
  <Card title="Quickstart" icon="rocket" href="/quickstart">
    Get a number and make your first call in five minutes.
  </Card>

  <Card title="API Reference" icon="square-terminal" href="/api-reference">
    Every endpoint, with an interactive playground.
  </Card>

  <Card title="Python SDK" icon="https://mintcdn.com/agentline/GOqxI9WwS9tyC2CC/images/python.svg?fit=max&auto=format&n=GOqxI9WwS9tyC2CC&q=85&s=0d59971e91dda6b2f1c1420dbb680d5c" href="/sdk/python" width="24" height="24" data-path="images/python.svg">
    `pip install agentline-ai`
  </Card>

  <Card title="Node SDK" icon="https://mintcdn.com/agentline/GOqxI9WwS9tyC2CC/images/node.svg?fit=max&auto=format&n=GOqxI9WwS9tyC2CC&q=85&s=72eb75b74c7d46af9ce939b712b83858" href="/sdk/node" width="24" height="24" data-path="images/node.svg">
    `npm i agentline`
  </Card>
</CardGroup>

## What you can build

* **AI phone agents** that answer and place real calls.
* **Outbound dialers** for sales, follow-ups, and reminders.
* **AI receptionists** that route and transfer calls.
* **SMS assistants** that text on your agent's behalf.

## How it works

```
1. Create an agent        POST /v1/agents
2. Buy a phone number     POST /v1/numbers
3. Make / receive calls   POST /v1/calls      (real-time transcription + TTS)
4. Get results            GET  /v1/calls/{id}/transcript  or  webhooks/events
```

Every request is authenticated with `Authorization: Bearer al_live_...`.