Basic Agent

Run a LangDB agent in sync and streaming modes.

Code

from agno.agent import Agent, RunOutput  # noqa
from agno.models.langdb import LangDB

agent = Agent(model=LangDB(id="llama3-1-70b-instruct-v1.0"), markdown=True)

# Get the response in a variable
# run: RunOutput = agent.run("Share a 2 sentence horror story")
# print(run.content)

if __name__ == "__main__":
    # --- Sync ---
    agent.print_response("Share a 2 sentence horror story")

    # --- Sync + Streaming ---
    agent.print_response("Share a 2 sentence horror story", stream=True)

Usage

Set up your virtual environment

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

Export environment variables

export LANGDB_API_KEY="your_langdb_api_key"
export LANGDB_PROJECT_ID="your_langdb_project_id"
export LANGDB_API_BASE_URL="https://api.langdb.ai"

Install dependencies

uv pip install -U openai agno

Run Agent

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

python basic.py