> ## 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.

# Async Basic Streaming Agent

> Stream a Perplexity-powered Agno agent's response asynchronously.

## Code

```python async_basic_stream.py theme={null}
import asyncio

from agno.agent import Agent
from agno.models.perplexity import Perplexity

agent = Agent(model=Perplexity(id="sonar-pro"), markdown=True)

asyncio.run(agent.aprint_response("Share a 2 sentence horror story", stream=True))

```

## Usage

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

**1. Set your API key**

```bash theme={null}
export PERPLEXITY_API_KEY=xxx
```

**2. Install dependencies**

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

**3. Run Agent**

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


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