Mem0
New
Give your AI app memory that persists across sessions. Mem0 captures what users tell your agent and surfaces the right context automatically — every time.
Developer Tools
★ 4.5(1,400 reviews)freemiumOverview
Mem0 is a memory layer for AI applications that gives agents and chatbots persistent, adaptive recall across conversations. It automatically extracts facts about users, preferences, and past interactions — then surfaces the most relevant ones at inference time to personalize every response. Works as a drop-in layer above any LLM via Python and TypeScript SDKs, with both managed cloud and self-hosted deployment options.
Key Features
- Persistent user and session memory across conversations
- Adaptive extraction — automatically identifies facts worth storing
- Relevance-ranked memory retrieval at inference time
- Python and TypeScript SDKs with OpenAI-compatible interface
- Self-hosted option via open-source GitHub repo
- Memory graph visualization for debugging agent state
Pros
- • Solves the stateless context-window problem without manual prompt engineering
- • Open-source core means full data control with self-hosting
- • Provider-agnostic — works with any LLM, not locked to one vendor
Cons
- • Memory extraction quality depends on the underlying LLM
- • Cloud pricing scales with memory operations, not seats
- • Graph visualization adds complexity for simple single-session use cases
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