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This example demonstrates streaming with LangDB AI Gateway. For detailed integration instructions, see the LangDB Agno documentation.

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Code

cookbook/models/langdb/basic_stream.py
from typing import Iterator  # noqa
from agno.agent import Agent, RunResponse  # noqa
from agno.models.langdb import LangDB

agent = Agent(model=LangDB(id="gpt-4o-mini"), markdown=True)

# Get the response in a variable
# run_response: Iterator[RunResponse] = agent.run("Share a 2 sentence horror story", stream=True)
# for chunk in run_response:
#     print(chunk.content)

# Print the response in the terminal
agent.print_response("Share a 2 sentence horror story", stream=True)

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Usage

1

Create a virtual environment

Open the Terminal and create a python virtual environment.
python3 -m venv .venv
source .venv/bin/activate
2

Set your API key

export LANGDB_API_KEY=xxx
export LANGDB_PROJECT_ID=xxx
3

Install libraries

pip install -U openai agno
4

Run Agent

python cookbook/models/langdb/basic_stream.py