Persistent Session Storage

Demonstrates using PostgresDb for persistent session storage with a team.

persistent_session_storage.py

"""
Persistent Session Storage
==========================

Demonstrates using PostgresDb for persistent session storage with a team.
"""

from agno.agent.agent import Agent
from agno.db.postgres import PostgresDb
from agno.models.openai import OpenAIChat
from agno.team.team import Team

# ---------------------------------------------------------------------------
# Setup
# ---------------------------------------------------------------------------
db_url = "postgresql+psycopg://ai:ai@localhost:5532/ai"
db = PostgresDb(db_url=db_url, session_table="sessions")

# ---------------------------------------------------------------------------
# Create Team
# ---------------------------------------------------------------------------
agent = Agent(name="test_agent", model=OpenAIChat(id="gpt-5.2"))
team = Team(
    members=[agent],
    db=db,
    session_id="team_session_storage",
    add_history_to_context=True,
)

# ---------------------------------------------------------------------------
# Run Team
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    team.print_response("Tell me a new interesting fact about space")

Run the Example

1. Set up your virtual environment

   Mac

   uv venv --python 3.12
   source .venv/bin/activate
   

   uv venv --python 3.12
   .venv\Scripts\activate
   
2. Install dependencies

   uv pip install -U agno openai psycopg-binary sqlalchemy
   
3. Export your OpenAI API key

   Mac/Linux

   export OPENAI_API_KEY="your_openai_api_key_here"
   

   $Env:OPENAI_API_KEY="your_openai_api_key_here"
   
4. Run PgVector

   docker run -d \
     -e POSTGRES_DB=ai \
     -e POSTGRES_USER=ai \
     -e POSTGRES_PASSWORD=ai \
     -e PGDATA=/var/lib/postgresql/data/pgdata \
     -v pgvolume:/var/lib/postgresql/data \
     -p 5532:5432 \
     --name pgvector \
     agnohq/pgvector:18
   
5. Run the example

   Save the code above as persistent_session_storage.py, then run:

   python persistent_session_storage.py
   

Full source: cookbook/06_storage/01_persistent_session_storage.py