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Code

cookbook/11_models/ollama/db.py
from agno.agent import Agent
from agno.db.postgres import PostgresDb
from agno.models.ollama import Ollama
from agno.tools.hackernews import HackerNewsTools

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

agent = Agent(
    model=Ollama(id="llama3.1:8b"),
    db=db,
    tools=[HackerNewsTools()],
    add_history_to_context=True,
)
agent.print_response("How many people live in Canada?")
agent.print_response("What is their national anthem called?")

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Usage

1

Set up your virtual environment

uv venv --python 3.12
source .venv/bin/activate
2

Install Ollama

Follow the installation guide and run:
ollama pull llama3.1:8b
3

Install dependencies

uv pip install-U sqlalchemy psycopg ollama agno
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:16
5

Run Agent

python cookbook/11_models/ollama/db.py