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

# Basic Agent with MongoDB

> Store agent traces in MongoDB by pairing MongoDb with tracing=True on AgentOS.

```python basic_agent_with_mongodb.py theme={null}
"""
Traces with AgentOS
Requirements:
    uv pip install agno opentelemetry-api opentelemetry-sdk openinference-instrumentation-agno
"""

from agno.agent import Agent
from agno.db.mongo import MongoDb
from agno.models.openai import OpenAIChat
from agno.os import AgentOS
from agno.tools.hackernews import HackerNewsTools

# ---------------------------------------------------------------------------
# Create Example
# ---------------------------------------------------------------------------

# docker run -d -p 27017:27017 --name mongodb mongo:latest
db_url = "mongodb://localhost:27017"

db = MongoDb(db_url=db_url)

agent = Agent(
    name="HackerNews Agent",
    model=OpenAIChat(id="gpt-5.2"),
    tools=[HackerNewsTools()],
    instructions="You are a hacker news agent. Answer questions concisely.",
    markdown=True,
    db=db,
)

# Setup our AgentOS app
agent_os = AgentOS(
    description="Example app for tracing HackerNews",
    agents=[agent],
    tracing=True,
)
app = agent_os.get_app()

# ---------------------------------------------------------------------------
# Run Example
# ---------------------------------------------------------------------------

if __name__ == "__main__":
    agent_os.serve(app="basic_agent_with_mongodb:app", reload=True)
```

## Run the Example

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

  <Step title="Install dependencies">
    ```bash theme={null}
    uv pip install -U "agno[os]" openai pymongo
    ```
  </Step>

  <Step title="Export your OpenAI API key">
    <CodeGroup>
      ```bash Mac/Linux theme={null}
      export OPENAI_API_KEY="your_openai_api_key_here"
      ```

      ```bash Windows theme={null}
      $Env:OPENAI_API_KEY="your_openai_api_key_here"
      ```
    </CodeGroup>
  </Step>

  <Step title="Run MongoDB">
    ```bash theme={null}
    docker run -d -p 27017:27017 --name mongodb mongo:latest
    ```
  </Step>

  <Step title="Run the example">
    Save the code above as `basic_agent_with_mongodb.py`, then run:

    ```bash theme={null}
    python basic_agent_with_mongodb.py
    ```
  </Step>
</Steps>

Full source: [cookbook/05\_agent\_os/tracing/dbs/basic\_agent\_with\_mongodb.py](https://github.com/agno-agi/agno/blob/main/cookbook/05_agent_os/tracing/dbs/basic_agent_with_mongodb.py)