What is the key difference between Compartment and Promise?

Compartment belongs to the Knowledge & Memory category with local stdio execution, while Promise belongs to the Knowledge & Memory category with cloud HTTP/SSE execution.

How do I install Compartment or Promise 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 Compartment and Promise free or paid?

Compartment operates under a Free / Open Source model (No auth required). Promise operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Compartment lists 0 tools with 1 views and 582 GitHub stars. Promise lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Compartment and Promise 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

Compartment vs Promise

In-depth architectural comparison of the Compartment and Promise 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

Compartment

Knowledge & Memory · Local stdio

Quality: 49/100 (Fair) | Auth: No auth required

Promise

Knowledge & Memory · Remote HTTP/SSE

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

Verdict Summary: Choose Compartment if you need specialized Knowledge & Memory tools running via a local process. Choose Promise 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 Compartment 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).

Explore Compartment Details

Choose Promise 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 Promise Details

Feature & Specification Comparison

Specification	Compartment Knowledge & Memory	Promise Knowledge & Memory
Summary	Fully offline, encrypted-at-rest vector memory for AI agents. AEAD-encrypted vectors, no cloud.	Evidence-backed follow-through memory for what you owe, await, and need to remember.
Category & Scope	Knowledge & Memory	Knowledge & Memory
Quality signal

Tools & Capabilities Breakdown

Compartment Tools (0)

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

Promise 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).

Compartment Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "compartment": {
      "command": "uvx",
      "args": [
        "compartment"
      ]
    }
  }
}

Promise Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "promise": {
      "url": "http://localhost:3000/mcp"
    }
  }
}

Frequently Asked Questions

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

More alternatives to Compartment More alternatives to Promise Knowledge & Memory category hub