Memory Manager

1"""
2Memory Manager
3=============================
4
5Use a MemoryManager to give agents persistent memory across sessions.
6"""
7
8from kern.agent import Agent
9from kern.db.sqlite import SqliteDb
10from kern.memory.manager import MemoryManager
11from kern.models.openai import OpenAIResponses
12
13# ---------------------------------------------------------------------------
14# Create Agent
15# ---------------------------------------------------------------------------
16db = SqliteDb(db_file="tmp/memory_demo.db")
17
18agent = Agent(
19    model=OpenAIResponses(id="gpt-5.2"),
20    db=db,
21    # Enable agentic memory so the agent can store and retrieve memories
22    enable_agentic_memory=True,
23    # Provide a MemoryManager for structured memory operations
24    memory_manager=MemoryManager(
25        db=db,
26        model=OpenAIResponses(id="gpt-5-mini"),
27    ),
28    markdown=True,
29)
30
31# ---------------------------------------------------------------------------
32# Run Agent
33# ---------------------------------------------------------------------------
34if __name__ == "__main__":
35    # First interaction: tell the agent something to remember
36    agent.print_response(
37        "My name is Alice and I prefer Python over JavaScript.",
38        stream=True,
39    )
40
41    print("\n--- Second interaction ---\n")
42
43    # Second interaction: the agent should recall the preference
44    agent.print_response(
45        "What programming language do I prefer?",
46        stream=True,
47    )

1# Clone and setup repo
2git clone https://github.com/kern-ai/kern.git
3cd kern/cookbook/02_agents/06_memory_and_learning
4
5# Create and activate virtual environment
6./scripts/demo_setup.sh
7source .venvs/demo/bin/activate
8
9python memory_manager.py