Mem0

Mem0 is a universal memory layer for AI agents with 57k+ GitHub stars — a Pinecone alternative providing persistent, intelligent memory for LLM applications with multi-signal retrieval and temporal reasoning.

Key features

Memory capabilities

• Universal memory across sessions, users, and agents
• Multi-signal retrieval (text, behavior, preferences)
• Temporal reasoning for time-aware responses
• Automatic memory extraction and consolidation
• Conflict resolution and memory deduplication

Developer experience

• Simple Python and JavaScript SDKs
• REST API for language-agnostic access
• Integration with OpenAI, LangChain, and LlamaIndex
• Pre-built memory templates
• Memory visualization and debugging tools

Production features

• Multi-tenancy with user isolation
• Real-time memory updates
• Scalable vector storage
• Memory versioning and rollback
• Usage analytics and monitoring

Enterprise

• Self-hosted and cloud deployment options
• SSO and role-based access control
• SLA and priority support
• Compliance and data residency options

At a glance

License	Apache-2.0
Stack	Python, TypeScript, PostgreSQL
Self-hosted	Yes — Mem0 OSS
Cloud	mem0.ai (managed)
Memory	Universal, persistent

Self-hosting

pip install mem0ai

Mem0 can be embedded in your application or run as a service. The cloud version provides fully managed infrastructure.