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XERJ

io.github.xerj-org/xerj ยท v1.0.0-rc.99

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Terminal
claude mcp add xerj -e XERJ_URL=<XERJ_URL> -e XERJ_AUTH=<XERJ_AUTH> -- https://github.com/xerj-org/xerj/releases/download/mcpb-v1.0.0-rc.99/xerj-mcp-1.0.0-rc.99.mcpb
claude_desktop_config.json
{
  "mcpServers": {
    "xerj": {
      "command": "https://github.com/xerj-org/xerj/releases/download/mcpb-v1.0.0-rc.99/xerj-mcp-1.0.0-rc.99.mcpb",
      "args": [],
      "env": {
        "XERJ_URL": "<XERJ_URL>",
        "XERJ_AUTH": "<XERJ_AUTH>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "xerj": {
      "command": "https://github.com/xerj-org/xerj/releases/download/mcpb-v1.0.0-rc.99/xerj-mcp-1.0.0-rc.99.mcpb",
      "args": [],
      "env": {
        "XERJ_URL": "<XERJ_URL>",
        "XERJ_AUTH": "<XERJ_AUTH>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "xerj": {
      "type": "stdio",
      "command": "https://github.com/xerj-org/xerj/releases/download/mcpb-v1.0.0-rc.99/xerj-mcp-1.0.0-rc.99.mcpb",
      "args": [],
      "env": {
        "XERJ_URL": "<XERJ_URL>",
        "XERJ_AUTH": "<XERJ_AUTH>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
XERJ_URL
Optional		ES-compatible listener of a running XERJ node (start one with `xerj --insecure --data-dir ~/xerj-data`).
XERJ_AUTH
Optional, secret		Authorization header for a node with auth on, e.g. 'ApiKey <key>'. Optional for a loopback node: the key is read from <data-dir>/admin.key.

Details

Packagehttps://github.com/xerj-org/xerj/releases/download/mcpb-v1.0.0-rc.99/[email protected] (MCPB, stdio)
First published26 Oct 2026
Last updated26 Oct 2026
Registry nameio.github.xerj-org/xerj

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