Memory & Context for AI agents

Long-term memory layers so agents remember users and tasks. 5 tools, each link checked.

5 tools3 open source10 comparisonsChecked Oct 16, 2026Read the guide

Mem0
mem0.ai

Memory layer that lets agents learn from past interactions.
Memory & ContextOpen sourceNew
Zep
getzep.com

Context layer that unifies business data, documents, and chats for agents.
Memory & ContextNew
Letta
letta.com

Platform for stateful agents that keep long-term memory.
Memory & ContextOpen sourceNew
Cognee
cognee.ai

Open-source agent memory platform built on graph and vector stores.
Memory & ContextOpen sourceNew
Supermemory
supermemory.ai

Memory and continual learning engine for agents.
Memory & ContextNew