Arca

MCP server · by build

Data & Analytics

Streamable HTTPSSE

v0.0.1

Arca is a private data vault where your AI stores your structured data, semantic memory and skills.

Website ↗More servers

Install

Run one of the commands below, then add the client config underneath.

Streamable HTTP

https://mcp.arca.build

SSE

https://mcp.arca.build

Client configuration

Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.

mcpServers

{
  "mcpServers": {
    "arca-mcp-server": {
      "url": "https://mcp.arca.build"
    }
  }
}

About this server

Arca is listed in the Data & Analytics category of the MCPNav directory. It is distributed as Streamable HTTP, SSE and can be loaded by any client that speaks the Model Context Protocol.

Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.

Frequently asked questions

What is the Arca MCP server?＋

Arca is an MCP server by build. Arca is a private data vault where your AI stores your structured data, semantic memory and skills.

How do I install Arca?＋

Install it with: https://mcp.arca.build. Then add the JSON config to your client's MCP settings and restart the client.

Is Arca free to use?＋

The MCP server itself is free to install. Any third-party API it calls (such as a search or maps API) may require its own key and billing.

Which clients support Arca?＋

Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.