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Arca is a private data vault where your AI stores your structured data, semantic memory and skills.
npx @getmcp/cli add build.arca.mcp/arca-mcp-serverRequires Node.js 18+. Community-contributed server. Review source before installing.
AuthorizationSupports Bearer Token or oAuth. Get API Key on arca.build
Config file: ~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"build.arca.mcp/arca-mcp-server": {
"url": "https://mcp.arca.build",
"transport": "streamable-http",
"headers": {
"Authorization": ""
}
}
}
}