Gemini 2 to 3

Continue a Gemini 3.7 Flash session to Gemini 3.1 Pro Preview by sharing history through SqliteDb.

gemini_2_to_3.py
"""
Async example using Gemini with tool calls.
"""

import asyncio
from uuid import uuid4

from agno.agent import Agent
from agno.db.sqlite.sqlite import SqliteDb
from agno.models.google import Gemini
from agno.tools.websearch import WebSearchTools

# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------

session_id = str(uuid4())

agent = Agent(
    model=Gemini(id="gemini-3.7-flash"),
    db=SqliteDb(db_file="tmp/data.db"),
    tools=[WebSearchTools()],
    markdown=True,
    add_history_to_context=True,
)

asyncio.run(
    agent.aprint_response(
        "Whats the current news in France?", session_id=session_id, stream=True
    )
)

# Create a new agent with Gemini 3 Pro and re-use the history from the previous session
agent = Agent(
    model=Gemini(id="gemini-3.1-pro-preview"),
    db=SqliteDb(db_file="tmp/data.db"),
    markdown=True,
    add_history_to_context=True,
)
asyncio.run(
    agent.aprint_response(
        "Write a 2 sentence story the biggest news highlight in our conversation.",
        session_id=session_id,
        stream=True,
    )
)

# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------

if __name__ == "__main__":
    pass

Run the Example

Set up your virtual environment

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

Install dependencies

uv pip install -U agno ddgs google-genai sqlalchemy

Export your Google API key

export GOOGLE_API_KEY="your_google_api_key_here"

Run the example

Save the code above as gemini_2_to_3.py, then run:

python gemini_2_to_3.py

Full source: cookbook/90_models/google/gemini/gemini_2_to_3.py