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Multiple Tools

Real agents use multiple tools in sequence. Each tool call produces an observation that feeds into the next decision. Combining tools allows agents to accomplish complex goals.

6 min•By Priygop Team•Updated 2026

Multi-Tool Workflow

# An agent using multiple tools in sequence
# Goal: Find a product, check its price, and email the result

def web_search(query: str) -> dict:
    # Simulated search result
    return {"status": "success", "results": [{"title": "Widget X", "id": "WX-100"}]}

def get_product_price(product_id: str) -> dict:
    prices = {"WX-100": 49.99, "WX-200": 79.99}
    price = prices.get(product_id)
    if price:
        return {"status": "success", "product_id": product_id, "price": price}
    return {"status": "error", "error": f"Product {product_id} not found"}

def send_email(to: list, subject: str, body: str) -> dict:
    print(f"[DRY RUN] Email to {to}: {subject}")
    return {"status": "success", "sent_to": to}

# Step 1: Search
search_obs = web_search("Widget X price")
print("Step 1 - Search:", search_obs["results"][0]["id"])

# Step 2: Get price using result from step 1
product_id = search_obs["results"][0]["id"]
price_obs = get_product_price(product_id)
print("Step 2 - Price:", price_obs["price"])

# Step 3: Email the result
email_obs = send_email(
    to=["user@example.com"],
    subject="Widget X Price",
    body=f"The price of Widget X is $" + str(price_obs['price'])
)
print("Step 3 - Email:", email_obs["status"])

Topics in This Module

Multi-Tool Workflow

# An agent using multiple tools in sequence
# Goal: Find a product, check its price, and email the result

def web_search(query: str) -> dict:
    # Simulated search result
    return {"status": "success", "results": [{"title": "Widget X", "id": "WX-100"}]}

def get_product_price(product_id: str) -> dict:
    prices = {"WX-100": 49.99, "WX-200": 79.99}
    price = prices.get(product_id)
    if price:
        return {"status": "success", "product_id": product_id, "price": price}
    return {"status": "error", "error": f"Product {product_id} not found"}

def send_email(to: list, subject: str, body: str) -> dict:
    print(f"[DRY RUN] Email to {to}: {subject}")
    return {"status": "success", "sent_to": to}

# Step 1: Search
search_obs = web_search("Widget X price")
print("Step 1 - Search:", search_obs["results"][0]["id"])

# Step 2: Get price using result from step 1
product_id = search_obs["results"][0]["id"]
price_obs = get_product_price(product_id)
print("Step 2 - Price:", price_obs["price"])

# Step 3: Email the result
email_obs = send_email(
    to=["user@example.com"],
    subject="Widget X Price",
    body=f"The price of Widget X is $" + str(price_obs['price'])
)
print("Step 3 - Email:", email_obs["status"])

Topics in This Module