What is the key difference between Longmem and Suma Memory?

Longmem belongs to the Knowledge & Memory category with cloud HTTP/SSE execution, while Suma Memory belongs to the Knowledge & Memory category with cloud HTTP/SSE execution.

How do I install Longmem or Suma Memory in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Longmem and Suma Memory free or paid?

Longmem operates under a Free / Open Source model (No auth required). Suma Memory operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Longmem lists 0 tools with 0 views and 1 GitHub stars. Suma Memory lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Longmem and Suma Memory together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Longmem vs Suma Memory

In-depth architectural comparison of the Longmem and Suma Memory 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.

At a Glance & Executive Verdict

Longmem

Knowledge & Memory · Remote HTTP/SSE

Quality: 36/100 (Fair) | Auth: No auth required

Suma Memory

Knowledge & Memory · Remote HTTP/SSE

Quality: 36/100 (Fair) | Auth: No auth required

Verdict Summary: Choose Longmem if you need specialized Knowledge & Memory tools running via a hosted cloud SSE transport. Choose Suma Memory if your workspace requires Knowledge & Memory integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Longmem when:

You need dedicated capabilities in the Knowledge & Memory domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Longmem Details

Choose Suma Memory when:

You need dedicated capabilities in the Knowledge & Memory domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Suma Memory Details

Feature & Specification Comparison

Specification	Longmem Knowledge & Memory	S Suma Memory Knowledge & Memory
Summary	Persistent cross-project memory for Cursor and Claude Code using local semantic search.	Persistent memory for Claude Code and Cursor. Stop re-explaining your project every session.
Category & Scope	Knowledge & Memory	Knowledge & Memory
Quality signal

Tools & Capabilities Breakdown

Longmem Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Suma Memory Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

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).

Longmem Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "longmem": {
      "url": "https://raw.githubusercontent.com/marerem/longmem/main/longmem_github_logo.svg"
    }
  }
}

Suma Memory Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "suma-memory-2": {
      "url": "https://sumapro.quadframe.work)**"
    }
  }
}

Frequently Asked Questions

Longmem is categorized under Knowledge & Memory and uses a remote streaming HTTP/SSE transport. In contrast, Suma Memory belongs to Knowledge & Memory using remote streaming HTTP/SSE transport. Select Longmem when you need capabilities focused on knowledge & memory and Suma Memory when you require tools for knowledge & memory.

More alternatives to Longmem More alternatives to Suma Memory Knowledge & Memory category hub