> ## Documentation Index
> Fetch the complete documentation index at: https://agno-v2.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Twilio

> Send SMS messages and retrieve call or message details with TwilioTools.

`TwilioTools` gives an agent functions for sending SMS messages, listing messages, and retrieving call details.

```python twilio_tools.py theme={null}
from agno.agent import Agent
from agno.models.openai import OpenAIChat
from agno.tools.twilio import TwilioTools

# Example 1: Enable specific Twilio functions
agent = Agent(
    name="Twilio Agent",
    instructions=[
        """You can help users by:
        - Sending SMS messages
        - Checking message history
        - getting call details
        """
    ],
    model=OpenAIChat(id="gpt-4o"),
    tools=[
        TwilioTools(
            enable_send_sms=True,
            enable_get_call_details=True,
            enable_list_messages=True,
        )
    ],
    markdown=True,
)

# Example 2: Enable all Twilio functions
agent_all = Agent(
    name="Twilio Agent All",
    model=OpenAIChat(id="gpt-4o"),
    tools=[TwilioTools(all=True)],
    markdown=True,
)

# Example 3: Enable only SMS functionality
sms_agent = Agent(
    name="SMS Agent",
    model=OpenAIChat(id="gpt-4o"),
    tools=[
        TwilioTools(
            enable_send_sms=True,
            enable_get_call_details=False,
            enable_list_messages=False,
        )
    ],
    markdown=True,
)

sender_phone_number = "+1234567890"
receiver_phone_number = "+1234567890"

if __name__ == "__main__":
    agent.print_response(
        f"Can you send an SMS saying 'Your package has arrived' to {receiver_phone_number} from {sender_phone_number}?"
    )
```

## Run the Example

<Snippet file="create-venv-step.mdx" />

**1. Install dependencies**

```bash theme={null}
uv pip install -U agno openai twilio
```

**2. Export your credentials**

```bash Mac/Linux theme={null}
export OPENAI_API_KEY="your_openai_api_key_here"
export TWILIO_ACCOUNT_SID="your_account_sid_here"
export TWILIO_AUTH_TOKEN="your_auth_token_here"
```

```bash Windows theme={null}
$Env:OPENAI_API_KEY="your_openai_api_key_here"
$Env:TWILIO_ACCOUNT_SID="your_account_sid_here"
$Env:TWILIO_AUTH_TOKEN="your_auth_token_here"
```

**3. Set the phone numbers**

Replace `sender_phone_number` with your Twilio phone number and `receiver_phone_number` with the recipient's E.164 phone number.

**4. Run the example**

```bash theme={null}
python twilio_tools.py
```

Full source: [cookbook/91\_tools/twilio\_tools.py](https://github.com/agno-agi/agno/blob/main/cookbook/91_tools/twilio_tools.py)


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