structured_output.py
Run the Example
1
Set up your virtual environment
2
Install dependencies
3
Export your Google API key
4
Run the example
Save the code above as
structured_output.py, then run:Documentation Index
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Example showing structured output with the Interactions API.
"""
Gemini Interactions - Structured Output
========================================
Example showing structured output with the Interactions API.
Uses Pydantic models to enforce JSON schema on responses.
"""
from agno.agent import Agent
from agno.models.google import GeminiInteractions
from pydantic import BaseModel, Field
# ---------------------------------------------------------------------------
# Define output schema
# ---------------------------------------------------------------------------
class MovieReview(BaseModel):
title: str = Field(description="The movie title")
year: int = Field(description="Release year")
genre: str = Field(description="Primary genre")
rating: float = Field(description="Rating out of 10")
summary: str = Field(description="Brief review summary")
# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------
agent = Agent(
model=GeminiInteractions(id="gemini-3.5-flash"),
output_schema=MovieReview,
markdown=True,
)
# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
if __name__ == "__main__":
response = agent.run("Write a review of The Matrix (1999)")
if response.content:
# When using output_schema, the framework parses the response into
# the Pydantic model automatically. response.content is a MovieReview object.
review = response.content
if isinstance(review, MovieReview):
print(f"Title: {review.title}")
print(f"Year: {review.year}")
print(f"Genre: {review.genre}")
print(f"Rating: {review.rating}/10")
print(f"Summary: {review.summary}")
else:
print(f"Raw response: {review}")
Set up your virtual environment
uv venv --python 3.12
source .venv/bin/activate
uv venv --python 3.12
.venv\Scripts\activate
Install dependencies
uv pip install -U agno google-genai
Export your Google API key
export GOOGLE_API_KEY="your_google_api_key_here"
$Env:GOOGLE_API_KEY="your_google_api_key_here"
Run the example
structured_output.py, then run:python structured_output.py
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