betas parameter of the Agno Claude model class.
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"""Example demonstrating how to use Anthropic beta features.
Beta features are experimental capability extensions for Anthropic models.
You can use them with the `betas` parameter of the Agno Claude model class.
"""
import anthropic
from agno.agent import Agent
from agno.models.vertexai.claude import Claude
# ---------------------------------------------------------------------------
# Create Agent
# ---------------------------------------------------------------------------
# Setup the beta features we want to use
betas = ["context-management-2025-06-27"]
model = Claude(id="claude-sonnet-4@20250514", betas=betas)
# Note: you can see all beta features available in your Anthropic version like this:
all_betas = anthropic.types.AnthropicBetaParam
agent = Agent(model=model, debug_mode=True)
# ---------------------------------------------------------------------------
# Run Agent
# ---------------------------------------------------------------------------
# The beta features are now activated, the model will have access to use them.
if __name__ == "__main__":
print("\n=== All available Anthropic beta features ===")
beta_lines = "\n- ".join(str(b) for b in all_betas.__args__[1].__args__)
print(f"- {beta_lines}")
print("=============================================\n")
print(
"Note: Not all beta features are available across all inference providers. Read more here: https://platform.claude.com/docs/en/api/overview"
)
agent.print_response(
"My name is John Doe and I live in New York City. I like to bike and hike in the Catskill Mountains."
)
Run the Example
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# Clone and setup repo
git clone https://github.com/agno-agi/agno.git
cd agno/cookbook/90_models/vertexai/claude
# Create and activate virtual environment
./scripts/demo_setup.sh
source .venvs/demo/bin/activate
python betas.py