Tool Call Limit

tool_call_limit.py

"""
Tool Call Limit
=============================

This cookbook shows how to use tool call limit to control the number of tool calls an agent can make.
"""

from agno.agent import Agent
from agno.models.openai import OpenAIResponses
from agno.tools.yfinance import YFinanceTools

# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------
agent = Agent(
    model=OpenAIResponses(id="gpt-5-mini"),
    tools=[YFinanceTools()],
    tool_call_limit=1,
)

# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
if __name__ == "__main__":
    # It should only call the first tool and fail to call the second tool.
    agent.print_response(
        "Find me the current price of TSLA, then after that find me the latest news about Tesla.",
        stream=True,
    )

Run the Example

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 openai yfinance

Export your OpenAI API key

export OPENAI_API_KEY="your_openai_api_key_here"

$Env:OPENAI_API_KEY="your_openai_api_key_here"

Run the example

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

python tool_call_limit.py

Full source: cookbook/02_agents/04_tools/tool_call_limit.py

Team Callable Members Tool Choice

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​Run the Example

Run the Example