Mem0 is a popular fact-storage tool with 25K+ GitHub stars. Mengram adds episodic memory, procedural memory that evolves from failures, and Cognitive Profile.
| Mengram | Mem0 | |
|---|---|---|
| Semantic memory (facts) | ✅ | ✅ |
| Episodic memory (events) | ✅ | ❌ |
| Procedural memory (workflows) | ✅ | ❌ |
| Self-improving procedures | ✅ | ❌ |
| Cognitive Profile | ✅ | ❌ |
| Multi-user isolation | ✅ | ✅ |
| Knowledge graph | ✅ | ✅ |
| MCP server | ✅ | ✅ |
| Import (ChatGPT, Obsidian) | ✅ | ❌ |
| Self-hostable | ✅ | ✅ |
| Price | Free | $19–249/mo |
Reliable fact storage with the largest community. Great if you only need to remember user preferences and personal details.
Agents that learn from experience — remember facts AND events AND workflows. Free cloud API with 3 memory types, Cognitive Profile, and MCP.
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