mcp-memory-libsql

Overview

mcp-memory-libsql is a TypeScript-based MCP server that provides a persistent memory system using libSQL as its database backend. It offers high-performance text search with relevance ranking, entity and relationship management, and is optimized for LLM context efficiency. The server supports both local SQLite and remote libSQL databases with secure authentication, making it suitable for AI agents and knowledge graph applications.

Try asking AI

After installing, here are 5 things you can ask your AI assistant:

• create_entity

  Create or update an entity with observations

  Try:Create a new person entity named JohnTry:Update the entity Tech Corp with new observations
• delete_entity

  Delete an entity

  Try:Delete entity with ID 123Try:Remove the entity named Tech Corp
• search_entities

  Search entities by text with relevance ranking

  Try:Search for entities related to AI researchTry:Find all entities with name John
• explore_entity_relationships

  Explore relationships between entities

  Try:Show relationships for entity Tech CorpTry:Find all entities connected to John
• create_relation

  Create a relation between entities

  Try:Create a relation between John and Tech CorpTry:Connect entity 123 to entity 456
• delete_relation

  Delete a relation between entities

  Try:Delete relation between John and Tech CorpTry:Remove connection between entity 123 and 456
• query_related_entities

  Query entities related to a specific entity

  Try:Find all entities related to Tech CorpTry:Show me connections to entity ID 123

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Installation

npm install -g mcp-memory-libsql

{
  "mcpServers": {
    "mcp-memory-libsql": {
      "command": "npx",
      "args": ["-y", "mcp-memory-libsql"],
      "env": {
        "LIBSQL_URL": "file:/path/to/your/database.db"
      }
    }
  }
}

FAQ

What databases are supported?

The server supports both local SQLite databases and remote libSQL databases (like Turso) through the LIBSQL_URL environment variable.

How do I authenticate with a remote libSQL database?

Set the LIBSQL_AUTH_TOKEN environment variable with your authentication token when connecting to remote databases.

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