Skip to main content
"""Session summary model token usage tracked under the "session_summary_model" detail key."""

from agno.agent import Agent
from agno.db.postgres import PostgresDb
from agno.models.openai import OpenAIChat
from agno.session.summary import SessionSummaryManager
from rich.pretty import pprint

db = PostgresDb(db_url="postgresql+psycopg://ai:ai@localhost:5532/ai")

agent = Agent(
    model=OpenAIChat(id="gpt-5.1"),
    session_summary_manager=SessionSummaryManager(
        model=OpenAIChat(id="gpt-4o-mini"),
    ),
    enable_session_summaries=True,
    db=db,
    session_id="session-summary-metrics-demo",
)

if __name__ == "__main__":
    # First run
    run_response_1 = agent.run("My name is Alice and I work at Google.")
    print("=" * 50)
    print("RUN 1 METRICS")
    print("=" * 50)
    pprint(run_response_1.metrics)

    # Second run - triggers session summary
    run_response_2 = agent.run("I also enjoy hiking on weekends.")
    print("=" * 50)
    print("RUN 2 METRICS")
    print("=" * 50)
    pprint(run_response_2.metrics)

    print("=" * 50)
    print("MODEL DETAILS (Run 2)")
    print("=" * 50)
    if run_response_2.metrics and run_response_2.metrics.details:
        for model_type, model_metrics_list in run_response_2.metrics.details.items():
            print(f"\n{model_type}:")
            for model_metric in model_metrics_list:
                pprint(model_metric)

    print("=" * 50)
    print("SESSION METRICS (accumulated)")
    print("=" * 50)
    session_metrics = agent.get_session_metrics()
    if session_metrics:
        pprint(session_metrics)

​
Run the Example

# Clone and setup repo
git clone https://github.com/agno-agi/agno.git
cd agno/cookbook/02_agents/14_advanced

# Create and activate virtual environment
./scripts/demo_setup.sh
source .venvs/demo/bin/activate

python session_summary_metrics.py