MemOS
MemOS is a memory system that gives AI agents long-term memory across sessions for developers and teams building agents.
What it is good for
- Keeping an AI assistant remembering past conversations and preferences
- Recalling past customer tickets and user history for support
- Sharing or isolating memory across several AI agents
- Cutting token use by reusing stored context instead of resending it
At a glance
- Who it is for
- Setup
- Guided command-line setup
Level 4 of 5. You copy and paste commands into a terminal by following the instructions. Comfortable territory for vibe coders.
- Cost
- Free and open source
- Type
- Framework or SDK
- Tasks
- Works with
- OpenClaw, Hermes Agent, DeepSeek Harness, Claude, ChatGPT, Neo4j
Momentum
- Rank this week
- Not ranked (last #44, week 43, 2026)
- Best rank
- #44 week 43, 2026
- GitHub stars
- 12,227
GitHub numbers as of Nov 2, 2026. Updated weekly.
Ranking history
Official links
Setup steps are on the official pages. We do not repeat them here, since they change.
Questions
- Is MemOS free?
- Yes. It is free and open source (Apache-2.0 license).
- Do I need to know how to code to use MemOS?
- You do not need to write code, but setup means copying and pasting commands into a terminal by following its instructions.
- What does MemOS work with?
- According to its own documentation, it works with OpenClaw, Hermes Agent, DeepSeek Harness, Claude, ChatGPT, and Neo4j.
- What is MemOS good for?
- Keeping an AI assistant remembering past conversations and preferences, recalling past customer tickets and user history for support, sharing or isolating memory across several AI agents, and cutting token use by reusing stored context instead of resending it.
Similar agents to MemOS
- Agents
Agents is a framework that lets developers build realtime voice AI agents that talk, listen, and join calls for businesses.
- Mem0
Mem0 is a memory layer that lets AI agents and apps remember user details and past context across sessions for developers building assistants.
- skills
Skills is a skill that teaches Claude Code and other agents to build integrations with TypeSafe's System One API for developers.
- AI Native Call Center
AI Native Call Center is a self-hosted phone system that has AI voice agents answer calls and hand them to human agents when needed.
- whatsapp-ai-agent-sdk
WhatsApp AI Agent SDK is a code library that builds a personal or business AI agent on WhatsApp, running on your own machine, for developers.
- MaxKB
MaxKB is an open-source platform that builds enterprise agents for customer service and internal knowledge bases.