ממשקי כלים

import anthropic

client = anthropic.Anthropic()

# Define a tool
tools = [{
    "name": "get_weather",
    "description": "Get current weather for a city. Use when the user asks about weather conditions.",
    "input_schema": {
        "type": "object",
        "properties": {
            "city": {"type": "string", "description": "City name"}
        },
        "required": ["city"]
    }
}]

response = client.messages.create(
    model="claude-sonnet-4-20250514",
    max_tokens=1024,
    tools=tools,
    messages=[{"role": "user", "content": "What's the weather in Tel Aviv?"}]
)

# Check if Claude wants to use a tool
if response.stop_reason == "tool_use":
    tool_block = next(b for b in response.content if b.type == "tool_use")
    print(f"Claude wants to call: {tool_block.name}")
    print(f"With params: {tool_block.input}")
    # → Your code runs the actual API call here