Looking Glass MCP Server

by sahib-sawhney-whio.github.Sahib-Sawhney-WH/looking-glass-mcpv3.1.1

AI-native browser for agents. 71 tools with self-healing, semantic extraction, vault CLI.

Node.jsstdioofficial registry

context tax

queued

security

queued

cold start

queued

freshness

Stale6mo ago

Install Looking Glass MCP server

claude mcp add looking-glass -e VAULT_ENCRYPTION_KEY='<vault-encryption-key>' -- npx -y looking-glass-mcp

{
  "mcpServers": {
    "looking-glass": {
      "command": "npx",
      "args": [
        "-y",
        "looking-glass-mcp"
      ],
      "env": {
        "VAULT_ENCRYPTION_KEY": "<vault-encryption-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "looking-glass": {
      "command": "npx",
      "args": [
        "-y",
        "looking-glass-mcp"
      ],
      "env": {
        "VAULT_ENCRYPTION_KEY": "<vault-encryption-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "looking-glass": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "looking-glass-mcp"
      ],
      "env": {
        "VAULT_ENCRYPTION_KEY": "<vault-encryption-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "looking-glass": {
      "command": "npx",
      "args": [
        "-y",
        "looking-glass-mcp"
      ],
      "env": {
        "VAULT_ENCRYPTION_KEY": "<vault-encryption-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
BROWSER_HEADLESS	—	—	Run browser in headless mode
BROWSER_SECURITY_PROFILE	—	—	Security profile: restricted, local-dev, open, or sandbox
VAULT_ENCRYPTION_KEY	—	yes	Passphrase for credential vault encryption (32+ chars). Store credentials via CLI: npx looking-glass-mcp vault store <profile>

Freshness

Stale — last maintenance signal 6mo ago. The newest of the signals below sets the band.

Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-03-30 · 6mo ago · official registry · v3.1.1

FAQ

›How do I install the Looking Glass MCP server in Claude Code?

Run: claude mcp add looking-glass -e VAULT_ENCRYPTION_KEY='<vault-encryption-key>' -- npx -y looking-glass-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Looking Glass require an API key?

Yes. It expects VAULT_ENCRYPTION_KEY, of which 1 is a secret.

›Can I use Looking Glass as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Looking Glass in the official MCP registry?

Yes, as io.github.Sahib-Sawhney-WH/looking-glass-mcp.