What is the key difference between Arca and Mcp Server?

Arca belongs to the Knowledge & Memory category with cloud HTTP/SSE execution, while Mcp Server belongs to the Knowledge & Memory category with cloud HTTP/SSE execution.

How do I install Arca or Mcp Server 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 Arca and Mcp Server free or paid?

Arca operates under a Free / Open Source model (No auth required). Mcp Server operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Arca lists 0 tools with 0 views and 0 GitHub stars. Mcp Server lists 0 tools with 0 views and 115 GitHub stars.

Can I use both Arca and Mcp Server 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.

How do I install Arca or Mcp Server in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Arca and Mcp Server free to use, or do they require API keys?

Arca is listed under a Free / Open Source model with No auth required . Mcp Server operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Arca and Mcp Server at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both arca and mcp-server-19 as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Arca has a Quality Score of 42 /100 ( Fair ) with 0 views, 0 installs, and 0 GitHub stars. Mcp Server holds a Quality Score of 49 /100 ( Fair ) with 0 views, 0 installs, and 115 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Arca vs Mcp Server

In-depth architectural comparison of the Arca and Mcp Server 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

Arca

Knowledge & Memory · Remote HTTP/SSE

Quality: 42/100 (Fair) | Auth: No auth required

Mcp Server

Knowledge & Memory · Remote HTTP/SSE

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

Verdict Summary: Choose Arca if you need specialized Knowledge & Memory tools running via a hosted cloud SSE transport. Choose Mcp Server 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 Arca 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 Arca Details

Choose Mcp Server 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 Mcp Server Details

Feature & Specification Comparison

Specification	A Arca Knowledge & Memory	Mcp Server Knowledge & Memory
Summary	Arca is a private data vault where your AI stores your structured data, semantic memory and skills.	Apple Developer Documentation with Semantic Search, RAG, and AI reranking for MCP clients
Category & Scope	Knowledge & Memory	Knowledge & Memory
Quality signal

Tools & Capabilities Breakdown

Arca Tools (0)

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

Mcp Server 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).

Arca Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "arca": {
      "url": "https://arca.build"
    }
  }
}

Mcp Server Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "mcp-server-19": {
      "url": "https://apple-rag.com/logo-with-text.svg"
    }
  }
}

Frequently Asked Questions

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

More alternatives to Arca More alternatives to Mcp Server Knowledge & Memory category hub