MCP Memory Graph vs Simplemem

In-depth architectural comparison of the MCP Memory Graph and Simplemem MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose MCP Memory Graph when:

• You need dedicated capabilities in the Knowledge & Memory domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: store_memory, retrieve_memories, check_conflicts.

Explore MCP Memory Graph Details

Choose Simplemem when:

• You need dedicated capabilities in the Knowledge & Memory domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: create_memory, read_memory, update_memory.

Explore Simplemem Details

Feature & Specification Comparison

Specification	MCP Memory Graph Knowledge & Memory	Simplemem jcdickinson Knowledge & Memory
Summary	Authority-weighted memory graph for AI agents with conflict detection and semantic search.	A simple memory tool for coding agents using DuckDB and VoyageAI.
Category & Scope	Knowledge & Memory	Knowledge & Memory

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "mcp-memory-graph": {
      "command": "uvx",
      "args": [
        "mcp-memory-graph"
      ]
    }
  }
}

{
  "mcpServers": {
    "jcdickinson-simplemem": {
      "command": "npx",
      "args": [
        "-y",
        "jcdickinson-simplemem"
      ]
    }
  }
}

Related MCP Server Comparisons