MCP serverOfficial

Memory

Repository:: github.com/modelcontextprotocol/servers
Homepage:: modelcontextprotocol.io
Stars:: 92k
Last push:: 2026-10-27
License:: NOASSERTION

A basic implementation of persistent memory using a local knowledge graph. This lets Claude remember information about the user across chats.

Good fit for

Official maker
Runs fully local
No sign-in needed

Facts

Category: Knowledge and memory
Pricing: Unknown
Authentication: None
Transport: Unknown
Hosting: Local
Maker: Official
Access: Read and write
Language: TypeScript
Install method: Unknown
Operating system: macOS, Windows, Linux
Client: Claude Desktop, VS Code
License: Other
Maintenance: Active

Install

No install snippet is available yet. Check the repository for setup steps.

Tools

From the README

create_entities
Create multiple new entities in the knowledge graph
create_relations
Create multiple new relations between entities
add_observations
Add new observations to existing entities
delete_entities
Remove entities and their relations
delete_observations
Remove specific observations from entities
delete_relations
Remove specific relations from the graph
read_graph
Read the entire knowledge graph
search_nodes
Search for nodes based on query
open_nodes
Retrieve specific nodes by name

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Score: 81

Popularity: 100
Maintenance: 100
Trust: 65
Completeness: 55
Community: 50

Formula version 1

Listed in:

MCP reference servers, awesome-mcp-servers.