basic_fallback.py
Run the Example
1
Set up your virtual environment
2
Install dependencies
3
Export your API keys
4
Run the example
Save the code above as
basic_fallback.py, then run:Documentation Index
Fetch the complete documentation index at: /llms.txt
Use this file to discover all available pages before exploring further.
When the team leader’s primary model fails (after exhausting retries), fallback models are tried in order until one succeeds.
"""
Team Fallback Models — Basic
=============================
When the team leader's primary model fails (after exhausting retries),
fallback models are tried in order until one succeeds.
"""
from agno.agent import Agent
from agno.models.anthropic import Claude
from agno.models.openai import OpenAIChat
from agno.team import Team
researcher = Agent(
name="Researcher",
role="You research topics and provide detailed findings.",
model=OpenAIChat(id="gpt-4o-mini"),
)
writer = Agent(
name="Writer",
role="You write clear, concise summaries from research findings.",
model=OpenAIChat(id="gpt-4o-mini"),
)
team = Team(
name="Research Team",
model=OpenAIChat(id="gpt-4o", base_url="http://localhost:1/v1", retries=0),
fallback_models=[Claude(id="claude-sonnet-4-20250514")],
members=[researcher, writer],
instructions=[
"Coordinate with the researcher and writer to answer the user question.",
],
markdown=True,
show_members_responses=True,
)
if __name__ == "__main__":
team.print_response("What are the benefits of sleep?", stream=True)
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 anthropic openai
Export your API keys
export ANTHROPIC_API_KEY="your_anthropic_api_key_here"
export OPENAI_API_KEY="your_openai_api_key_here"
$Env:ANTHROPIC_API_KEY="your_anthropic_api_key_here"
$Env:OPENAI_API_KEY="your_openai_api_key_here"
Run the example
basic_fallback.py, then run:python basic_fallback.py
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