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

# Share Memory and History Between Agents

> Two agents sharing both conversation history and user memory through a common database, user ID, and session ID.

```python share_memory_and_history_between_agents.py theme={null}
"""
Share Memory and History Between Agents
=======================================

This example shows two agents sharing both conversation history and user memory
through a common database, user ID, and session ID.
"""

from uuid import uuid4

from agno.agent import Agent
from agno.db.sqlite import SqliteDb
from agno.models.openai.chat import OpenAIChat

# ---------------------------------------------------------------------------
# Setup
# ---------------------------------------------------------------------------
db = SqliteDb(db_file="tmp/agent_sessions.db")

# ---------------------------------------------------------------------------
# Create Agents
# ---------------------------------------------------------------------------
agent_1 = Agent(
    model=OpenAIChat(id="gpt-4o-mini"),
    instructions="You are really friendly and helpful.",
    db=db,
    add_history_to_context=True,
    update_memory_on_run=True,
)

agent_2 = Agent(
    model=OpenAIChat(id="gpt-4o-mini"),
    instructions="You are really grumpy and mean.",
    db=db,
    add_history_to_context=True,
    update_memory_on_run=True,
)

# ---------------------------------------------------------------------------
# Run Agents
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    session_id = str(uuid4())
    user_id = "john_doe@example.com"

    agent_1.print_response(
        "Hi! My name is John Doe.", session_id=session_id, user_id=user_id
    )

    agent_2.print_response("What is my name?", session_id=session_id, user_id=user_id)

    agent_2.print_response(
        "I like to hike in the mountains on weekends.",
        session_id=session_id,
        user_id=user_id,
    )

    agent_1.print_response(
        "What are my hobbies?", session_id=session_id, user_id=user_id
    )

    agent_1.print_response(
        "What have we been discussing? Give me bullet points.",
        session_id=session_id,
        user_id=user_id,
    )
```

## Run the Example

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

  <Step title="Install dependencies">
    ```bash theme={null}
    uv pip install -U agno openai sqlalchemy
    ```
  </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 the example">
    Save the code above as `share_memory_and_history_between_agents.py`, then run:

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

Full source: [cookbook/11\_memory/07\_share\_memory\_and\_history\_between\_agents.py](https://github.com/agno-agi/agno/blob/main/cookbook/11_memory/07_share_memory_and_history_between_agents.py)