OpenAI Agents SDK

pip install openai-agents mem0ai

import os
from agents import Agent, Runner, function_tool
from mem0 import MemoryClient

# Set up environment variables
os.environ["OPENAI_API_KEY"] = "your-openai-api-key"
os.environ["MEM0_API_KEY"] = "your-mem0-api-key"

# Initialize Mem0 client
mem0 = MemoryClient()

# Define memory tools for the agent
@function_tool
def search_memory(query: str, user_id: str) -> str:
    """Search through past conversations and memories"""
    memories = mem0.search(query, user_id=user_id, limit=3)
    if memories and memories.get('results'):
        return "\n".join([f"- {mem['memory']}" for mem in memories['results']])
    return "No relevant memories found."

@function_tool
def save_memory(content: str, user_id: str) -> str:
    """Save important information to memory"""
    mem0.add([{"role": "user", "content": content}], user_id=user_id)
    return "Information saved to memory."

# Create agent with memory capabilities
agent = Agent(
    name="Personal Assistant",
    instructions="""You are a helpful personal assistant with memory capabilities.
    Use the search_memory tool to recall past conversations and user preferences.
    Use the save_memory tool to store important information about the user.
    Always personalize your responses based on available memory.""",
    tools=[search_memory, save_memory],
    model="gpt-4.1-nano-2025-04-14"
)

def chat_with_agent(user_input: str, user_id: str) -> str:
    """
    Handle user input with automatic memory integration.

    Args:
        user_input: The user's message
        user_id: Unique identifier for the user

    Returns:
        The agent's response
    """
    # Run the agent (it will automatically use memory tools when needed)
    result = Runner.run_sync(agent, user_input)

    return result.final_output

# Example usage
if __name__ == "__main__":

    # preferences will be saved in memory (using save_memory tool)
    response_1 = chat_with_agent(
        "I love Italian food and I'm planning a trip to Rome next month",
        user_id="alice"
    )
    print(response_1)

    # memory will be retrieved using search_memory tool to answer the user query
    response_2 = chat_with_agent(
        "Give me some recommendations for food",
        user_id="alice"
    )
    print(response_2)

from agents import Agent, Runner, handoffs, function_tool

# Specialized agents
travel_agent = Agent(
    name="Travel Planner",
    instructions="""You are a travel planning specialist. Use get_user_context to
    understand the user's travel preferences and history before making recommendations.
    After providing your response, use store_conversation to save important details.""",
    tools=[search_memory, save_memory],
    model="gpt-4.1-nano-2025-04-14"
)

health_agent = Agent(
    name="Health Advisor",
    instructions="""You are a health and wellness advisor. Use get_user_context to
    understand the user's health goals and dietary preferences.
    After providing advice, use store_conversation to save relevant information.""",
    tools=[search_memory, save_memory],
    model="gpt-4.1-nano-2025-04-14"
)

# Triage agent with handoffs
triage_agent = Agent(
    name="Personal Assistant",
    instructions="""You are a helpful personal assistant that routes requests to specialists.
    For travel-related questions (trips, hotels, flights, destinations), hand off to Travel Planner.
    For health-related questions (fitness, diet, wellness, exercise), hand off to Health Advisor.
    For general questions, you can handle them directly using available tools.""",
    handoffs=[travel_agent, health_agent],
    model="gpt-4.1-nano-2025-04-14"
)

def chat_with_handoffs(user_input: str, user_id: str) -> str:
    """
    Handle user input with automatic agent handoffs and memory integration.

    Args:
        user_input: The user's message
        user_id: Unique identifier for the user

    Returns:
        The agent's response
    """
    # Run the triage agent (it will automatically handoff when needed)
    result = Runner.run_sync(triage_agent, user_input)

    # Store the original conversation in memory
    conversation = [
        {"role": "user", "content": user_input},
        {"role": "assistant", "content": result.final_output}
    ]
    mem0.add(conversation, user_id=user_id)

    return result.final_output

# Example usage
response = chat_with_handoffs("Plan a healthy meal for my Italy trip", user_id="alex")
print(response)

def interactive_chat():
    """Interactive chat interface with memory and handoffs"""
    user_id = input("Enter your user ID: ") or "demo_user"
    print(f"Chat started for user: {user_id}")
    print("Type 'quit' to exit\n")

    while True:
        user_input = input("You: ")
        if user_input.lower() == 'quit':
            break

        response = chat_with_handoffs(user_input, user_id)
        print(f"Assistant: {response}\n")

if __name__ == "__main__":
    interactive_chat()

# Configure memory search
memories = mem0.search(
    query="travel preferences",
    user_id="alex",
    limit=5  # Number of memories to retrieve
)

# Add metadata to memories
mem0.add(
    messages=[{"role": "user", "content": "I prefer luxury hotels"}],
    user_id="alex",
    metadata={"category": "travel", "importance": "high"}
)