M

Memory

Official
Server spec
Install
See source repository
Transport
stdio
Auth
Not publicly specified
Language
Not publicly specified
Tools exposed
5
Official
Yes

The Memory server provides structured, persistent storage for AI agents within the Model Context Protocol ecosystem. As a knowledge graph-based system, it enables agents to store and retrieve information with semantic relationships, rather than just simple key-value pairs. This makes it particularly useful for applications requiring context maintenance and reasoning over stored knowledge.

The server fits into the MCP ecosystem as a specialized memory component, complementing other protocol servers that might handle computation, I/O, or specialized APIs. As an official MCP implementation, it follows the standard protocol for inter-server communication while providing graph-specific capabilities.

Developers would use this server when building AI applications that require more sophisticated memory than simple state storage. Typical users include conversational AI systems needing long-term context, knowledge management tools, or any application where maintaining and querying relationships between pieces of information is valuable.

Tools exposed

store_knowledgequery_graphretrieve_contextdelete_memorylink_entities

Resources

Graph data structuresPersistent storage

Requirements

  • Graph database or similar storage backend
  • MCP-compatible client

Use cases

Maintaining long-term context for conversational agentsStoring and retrieving structured knowledge across sessionsBuilding semantic connections between different pieces of informationSupporting reasoning over stored knowledge

Pros & cons

Pros

  • Persistent storage enables long-term memory for agents
  • Graph structure allows for rich relationship modeling
  • Official MCP implementation ensures compatibility

Cons

  • Performance may be limited by underlying graph database
  • Requires additional infrastructure for persistence
  • Graph operations may have learning curve for some use cases

Related MCP servers

D
Knowledge & Memory

http · 6 tools

The Driflyte MCP Server enables AI assistants to query and retrieve topic-specific knowledge from recursively crawled an...

View details Visit

Explore the source

Memory

View repository