io.github.CakeRepository/1password

MCP server for 1Password service accounts — tools and resources for vaults and credentials

20 8 tools GitHub

No known CVEs

Apache-2.0 license

Actively maintained

Last commit 27d ago

Works with most clients

Transport: stdio, http

8 tools · ~343 tok

Grade A · 0.2% of 200K ctx

MCPpedia last refreshed this data 8h ago

Edit this pageView history

io.github.CakeRepository/1password is an MCP server that MCP server for 1Password service accounts — tools and resources for vaults and credentials. Its tool list has not been published yet over stdio and http, requires no API key, and scores 73/100 on MCPpedia's security, maintenance and efficiency rubric.

Security

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "1password": {
      "env": {
        "OP_SERVICE_ACCOUNT_TOKEN": "YOUR_SERVICE_ACCOUNT_TOKEN"
      },
      "args": [
        "-y",
        "@takescake/1password-mcp"
      ],
      "command": "npx"
    }
  }
}

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Read me

What io.github.CakeRepository/1password does

A community-built Model Context Protocol (MCP) server that connects MCP-compatible AI clients (Claude Desktop, VS Code Copilot, OpenAI Codex, Gemini, etc.) to 1Password vaults via a Service Account.

Test This Server

No automated test available for this server. Check the GitHub README for setup instructions.

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

73/100across 5 weighted dimensions

How we score →

0255075100

−27

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

No package registry to scan.

Inventory

Tools (8)

Click any tool to inspect its schema.

~343 tokens total

Inventory

Resources (3)

1password_config

Current server configuration (non-secret)

1password://config

1password_vaults

Browsable list of all accessible vaults

1password://vaults

1password_vault_items

Browsable list of items in a vault

1password://vaults/{vaultId}/items

Inventory

Prompts (4)

generate-secure-password

Guided workflow to generate and store a secure password

credential-rotation

Step-by-step credential rotation: read, generate, update, verify

vault-audit

Audit vault contents: list items, categorize, flag concerns

secret-reference-helper

Construct op://vault/item/field references interactively

Community

Reviews

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How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is io.github.CakeRepository/1password safe to use?: io.github.CakeRepository/1password has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under Apache-2.0.
How do I install io.github.CakeRepository/1password?: io.github.CakeRepository/1password supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can io.github.CakeRepository/1password do?: io.github.CakeRepository/1password provides 8 tools: vault_list, item_lookup, item_delete, password_create, password_read and 3 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with io.github.CakeRepository/1password?: io.github.CakeRepository/1password is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.
Is io.github.CakeRepository/1password actively maintained?: io.github.CakeRepository/1password is actively maintained — last commit was 27 days ago. It has 20 GitHub stars.

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Community

Discussion

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Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

{ "mcpServers": { "1password": { "env": { "OP_SERVICE_ACCOUNT_TOKEN": "YOUR_SERVICE_ACCOUNT_TOKEN" }, "args": [ "-y", "@takescake/1password-mcp" ], "command": "npx" } } }

Frequently Asked Questions

Is io.github.CakeRepository/1password safe to use?

io.github.CakeRepository/1password has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under Apache-2.0.

How do I install io.github.CakeRepository/1password?

io.github.CakeRepository/1password supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can io.github.CakeRepository/1password do?

io.github.CakeRepository/1password provides 8 tools: vault_list, item_lookup, item_delete, password_create, password_read and 3 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with io.github.CakeRepository/1password?

io.github.CakeRepository/1password is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.

Is io.github.CakeRepository/1password actively maintained?

io.github.CakeRepository/1password is actively maintained — last commit was 27 days ago. It has 20 GitHub stars.