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SecurityClaude Desktop Guide

1Password Connect Claude Desktop Integration

This guide explains how to configure Claude Desktop (Mac and Windows) to use the 1Password Connect API through the Model Context Protocol (MCP). The integration exposes 10 API endpointsas callable tools inside Claude's chat interface, including Retrieve a list of API Requests that have been made., Get state of the server and its dependencies., Ping the server for liveness, and more. No API keys or credentials are needed — setup takes approximately 30 seconds. The server runs locally via npx and communicates over STDIO transport. Paste the JSON configuration below into your claude_desktop_config.json file to get started.

Integration Specs

ClientClaude Desktop
Runtimenpx
AuthenticationNone
Setup Time~30 sec

Setup Instructions

1

Open Claude Settings

Launch Claude Desktop, open Settings (click your profile) → Developer → click 'Edit Config'.

2

Locate configuration file

This opens your local 'claude_desktop_config.json' file in your system editor.

3

Insert Server Config JSON

Paste the JSON configuration schema block (provided below) into the 'mcpServers' object.

4

Add authentication credentials

No credentials needed; leave the 'env' mapping empty.

5

Restart Claude app

Save the config file and restart Claude Desktop to load your new tools.

Configuration JSON

claude_desktop_config.json

Copy and paste this config snippet inside your local configuration file.

{
  "mcpServers": {
    "1password-local-connect": {
      "command": "npx",
      "args": [
        "-y",
        "@mcp/1password-local-connect"
      ],
      "env": {
        "1PASSWORD_CONNECT_API_KEY": "your_1password_connect_api_key"
      }
    }
  }
}

Required Environment Keys

Provide these variable keys in your local environment section:

1PASSWORD_CONNECT_API_KEY

Replace your_1password_connect_api_key with your secret key credentials.

Available Tools (10)

These endpoints are parsed from the OpenAPI schema and converted to Claude-compatible tools:

GET/activity
Retrieve a list of API Requests that have been made.
GET/health
Get state of the server and its dependencies.
GET/heartbeat
Ping the server for liveness
GET/metrics
Query server for exposed Prometheus metrics
GET/vaults
Get all Vaults
GET/vaults/{vaultUuid}
Get Vault details and metadata
GET/vaults/{vaultUuid}/items
Get all items for inside a Vault
POST/vaults/{vaultUuid}/items
Create a new Item
GET/vaults/{vaultUuid}/items/{itemUuid}
Get the details of an Item
PUT/vaults/{vaultUuid}/items/{itemUuid}
Update an Item