1Password (npx) MCP Server
CommunityContributed by TakesCake
Access secrets from 1Password vaults. List vaults, retrieve items, and search for credentials using a service account token.
About the 1Password (npx) MCP Server
The 1Password (npx) MCP server is a local (stdio) Model Context Protocol server available in the McpMux registry. Access secrets from 1Password vaults. List vaults, retrieve items, and search for credentials using a service account token. This is a community-contributed MCP server by TakesCake.
Install the 1Password (npx) MCP server with one click using McpMux. It works with Cursor, Claude Desktop, Claude Code, VS Code, ChatGPT, Windsurf, JetBrains, and any MCP-compatible AI client. This server requires an API key — McpMux securely stores your credentials with AES-256-GCM encryption.
Transport Configuration
{
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@takescake/1password-mcp"
],
"env": {
"OP_SERVICE_ACCOUNT_TOKEN": "${input:OP_SERVICE_ACCOUNT_TOKEN}"
},
"metadata": {
"inputs": [
{
"id": "OP_SERVICE_ACCOUNT_TOKEN",
"label": "1Password Service Account Token",
"description": "Service account token for accessing 1Password vaults. Scoped to specific vaults.",
"type": "text",
"required": true,
"secret": true,
"placeholder": "ops_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx",
"obtain": {
"url": "https://my.1password.com/developer-tools/infrastructure-secrets/serviceaccount",
"instructions": "1. Go to 1Password.com > Developer Tools > Service Accounts\n2. Click 'Create a Service Account'\n3. Name it and select which vaults it can access\n4. Copy the token (starts with ops_)",
"button_label": "Create Service Account"
}
}
]
}
}Categories
Tags
Supported AI Clients
The 1Password (npx) MCP server works with all MCP-compatible AI clients through McpMux:
Install 1Password (npx) with McpMux
One-click install from the McpMux desktop app. Auto-configures for Cursor, Claude, VS Code, ChatGPT, Windsurf, JetBrains, and any MCP-compatible client.