MarkLayer

local MCP server

Installation

Terminal

claude mcp add marklayer -e MARKLAYER_ROOM=... -e MARKLAYER_API_BASE=... -e MARKLAYER_AGENT=... -- npx -y marklayer-mcp

Run in your project folder. Add --scope user to use it everywhere.

Claude Desktop, Cursor & other clients

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "marklayer": {
      "command": "npx",
      "args": [
        "-y",
        "marklayer-mcp"
      ],
      "env": {
        "MARKLAYER_ROOM": "...",
        "MARKLAYER_API_BASE": "...",
        "MARKLAYER_AGENT": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

Summary

Work visual annotations on a live webpage: watch, acknowledge, resolve, reply, or leave your own.

Questions

MarkLayer is a local MCP server distributed as the npm package marklayer-mcp.

Run: claude mcp add marklayer -e MARKLAYER_ROOM=... -e MARKLAYER_API_BASE=... -e MARKLAYER_AGENT=... -- npx -y marklayer-mcp

Run: codex mcp add marklayer --env MARKLAYER_ROOM=... --env MARKLAYER_API_BASE=... --env MARKLAYER_AGENT=... -- npx -y marklayer-mcp

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