Library / SDK
Retrieval & Memory
mem0
1A 2memory 3layer 4for 5AI 6agents.
the six Ws · specification
W1
Who
Open-source project from Mem0.
W2
What
Stores and recalls user and agent memories.
W3
Where
A self-hosted library or Mem0 platform.
W4
When
When agents should remember users over time.
W5
Why
Adds personalized, persistent memory to any agent.
W6
With
An LLM and a vector store.