Arca MCP Server

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

Hosted connection

The registry lists a streamable-http connection at https://mcp.arca.build. The endpoint declares these request headers: Authorization.

The registry lists a sse connection at https://mcp.arca.build. The endpoint declares these request headers: Authorization.

Before connecting

Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.

Project and source

View the publisher’s registry entry · Project website. This profile uses version 0.0.1 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.

Browse related knowledge & memory MCP servers for tools that cover the same kind of work.