# io.github.CakeRepository/1password (npm · @takescake/1password-mcp)

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

- Trust score: 66/100 (medium)
- Change this week: +19
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-08-03

## Components

- npm · `@takescake/1password-mcp`: 66/100 (this document), [markdown](https://verifymcp.io/servers/cakerepository-1password/takescake-1password-mcp.md), [page](https://verifymcp.io/servers/cakerepository-1password/takescake-1password-mcp)

## Channel facts

- Registry: `npm`
- Package: `@takescake/1password-mcp`
- Version: `2.5.0`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-08-03.

- **Supply Chain Security**: 87/100
  - No malware found by supply-chain analysis.
  - Only part of the dependency tree could be resolved (97 of 101), so this covers what we could see, not the whole tree.
  - No install/post-install scripts declared.
  - Only part of the dependency tree could be resolved (97 of 101), so this covers what we could see, not the whole tree.
- **Provenance & Transparency**: 19/100
  - Repository check failed: the declared repository URL redirects; it must resolve directly.
  - Provenance check failed: no build-provenance attestation is published.
  - Clear OSI-approved license (Apache-2.0).
  - Actively maintained (last published 4 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 87/100
  - 100% of prompts and resources have a non-trivial description (not blank, and not just the item's name).
  - AI-judged instruction clarity (excellent).
  - Tool/resource definitions use about 1415 tokens (~88/item across 16 items; 13 tools + 3 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 27/100
  - Stability observed for 8 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 100/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 100% of tool parameters carry a description.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

## Install

### Claude

```bash
claude mcp add cakerepository-1password -- npx -y @takescake/1password-mcp
```

### Codex

```bash
codex mcp add cakerepository-1password -- npx -y @takescake/1password-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "cakerepository-1password": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "@takescake/1password-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add cakerepository-1password --command npx --arg -y --arg @takescake/1password-mcp
```

### Hermes

```yaml
mcp_servers:
  cakerepository-1password:
    command: "npx"
    args: ["-y", "@takescake/1password-mcp"]
```

### Other

```json
{
  "mcpServers": {
    "cakerepository-1password": {
      "command": "npx",
      "args": [
        "-y",
        "@takescake/1password-mcp"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-08-02 (score 66, +66)

- [security regression] Provenance: unverified → fail
- [security improvement] Known CVEs: unverified → partial
- [security improvement] Install scripts: unverified → pass
- [security improvement] Malware scan: unverified → pass
- [functional improvement] Maintenance: unverified → pass
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] License: unverified → pass
- [functional improvement] Tool coverage: unverified → 100
- [functional improvement] Stability: unverified → 0.23
- [functional improvement] MCP protocol: unverified → pass
- [functional improvement] Schema quality: unverified → 100
- [functional] Licence: Apache-2.0

### 2026-08-01 (score 0, −32)

- [security] Stability: Stability not yet verified: we do not have a sandbox capture of the MCP schema this version of the package serves yet.
- [functional regression] Capabilities: pass → unverified
- [functional regression] Tool coverage: 100 → unverified
- [functional regression] Schema quality: 100 → unverified

### 2026-07-31 (score 32, −23)

- [functional] We updated how we score, so this day's move reflects our rubric, not a change to the server

### 2026-07-30 (score 55, −21)

- [security regression] Known CVEs: partial → unverified
- [security regression] Install scripts: pass → unverified
- [security regression] Provenance: fail → unverified
- [functional regression] Dependency health: partial → unverified
- [functional regression] License: pass → unverified
- [functional regression] Maintenance: pass → unverified
- [functional] Licence: Apache-2.0

### 2026-07-28 (score 76, +29)

- [security regression] Provenance: unverified → fail
- [security improvement] Known CVEs: unverified → partial
- [security improvement] Install scripts: unverified → pass
- [functional improvement] Schema quality: unverified → excellent
- [functional improvement] Maintenance: unverified → pass
- [functional improvement] Dependency health: unverified → partial
- [functional improvement] License: unverified → pass
- [functional] Licence: Apache-2.0

### 2026-07-27 (score 47)

First indexed and scored.

## MCP tools (13)

### `vault_list` (~32 tokens)

List all 1Password vaults accessible to the service account. Returns vault IDs, names, descriptions, and types.

### `item_lookup` (~80 tokens)

Search for items within a 1Password vault by title substring. Returns item IDs, titles, categories, and vault IDs.

Input parameters:

- `limit` (integer): Maximum number of items to return (default: all).
- `query` (string): Optional substring to filter item titles (case-insensitive).
- `vaultId` (string, required): Vault ID to search within.

### `item_delete` (~51 tokens)

Permanently delete an item from a 1Password vault. This action cannot be undone.

Input parameters:

- `itemId` (string, required): Item ID to delete.
- `vaultId` (string, required): Vault ID containing the item.

### `item_get` (~159 tokens)

Retrieve a full 1Password item — title, category, tags, notes, and all fields (id, title, type, section). Concealed field values are hidden unless reveal is true. Accepts a secret reference (op://vault/item/field) or vault ID + item ID.

Input parameters:

- `itemId` (string): Item ID to retrieve (required if secretReference is not provided).
- `reveal` (boolean): If true, include concealed field values in plaintext. Defaults to false for security.
- `secretReference` (string): Secret reference in op://vault/item/field format. If provided, vaultId and itemId are ignored.
- `vaultId` (string): Vault ID containing the item (required if secretReference is not provided).

### `item_edit` (~178 tokens)

Edit an existing 1Password item. Update the title, notes (pass an empty string to clear notes), tags, website URL, upsert fields, or remove fields. Only referenced fields are changed; all others are preserved.

Input parameters:

- `fields` (array): Fields to upsert (create or update) by id or title.
- `itemId` (string, required): Item ID to edit.
- `notes` (string): Full replacement of the item's notes. Pass an empty string to clear notes.
- `removeFields` (array): Field ids or titles to remove from the item.
- `tags` (array): Replacement set of tags (replaces all existing tags).
- `title` (string): New item title.
- `url` (string): Replacement primary website URL for the item.
- `vaultId` (string, required): Vault ID containing the item.

### `item_list` (~52 tokens)

List all items in a 1Password vault, returning id, title, category, tags, and updatedAt for each. Never returns secret values.

Input parameters:

- `vaultId` (string, required): Vault ID to list items from.

### `item_archive` (~62 tokens)

Archive an item in a 1Password vault. The item is moved to the archive and hidden from regular views, rather than being permanently deleted.

Input parameters:

- `itemId` (string, required): Item ID to archive.
- `vaultId` (string, required): Vault ID containing the item.

### `note_create` (~96 tokens)

Create a Secure Note item in a 1Password vault, with optional tags and custom fields.

Input parameters:

- `fields` (array): Optional custom fields to attach to the note.
- `notes` (string, required): Note body text. Pass an empty string for an empty note.
- `tags` (array): Optional tags for organization.
- `title` (string, required): Note title.
- `vaultId` (string, required): Vault ID to create the note in.

### `password_create` (~150 tokens)

Create a new password/login item in a 1Password vault with optional username, URL, tags, and notes.

Input parameters:

- `category` (string): Item category. Defaults to Login.
- `notes` (string): Optional notes.
- `password` (string, required): Password to store in the item.
- `returnSecret` (boolean): If true, include the created password in the response. Defaults to false for security.
- `tags` (array): Optional tags for organization.
- `title` (string, required): Item title.
- `url` (string): Optional website URL to associate.
- `username` (string): Username to store in the item.
- `vaultId` (string, required): Vault ID to create the item in.

### `password_read` (~153 tokens)

Retrieve a secret from 1Password using either a secret reference (op://vault/item/field) or vault ID + item ID. Supports field selection and optional value reveal.

Input parameters:

- `field` (string): Field id or title to read. Defaults to 'password'.
- `itemId` (string): Item ID for item lookup (required if secretReference is not provided).
- `reveal` (boolean): If false, return metadata only without the secret value. Defaults to true.
- `secretReference` (string): Secret reference in op://vault/item/field format. If provided, vaultId and itemId are ignored.
- `vaultId` (string): Vault ID for item lookup (required if secretReference is not provided).

### `password_update` (~116 tokens)

Update (rotate) a password or concealed field on an existing 1Password item. If the target field does not exist, it will be created.

Input parameters:

- `field` (string): Field id or title to update. Defaults to 'password'.
- `itemId` (string, required): Item ID to update.
- `newPassword` (string, required): New password value.
- `returnSecret` (boolean): If true, include the updated password in the response. Defaults to false for security.
- `vaultId` (string, required): Vault ID containing the item.

### `password_generate` (~99 tokens)

Generate a cryptographically secure random password with configurable length and character types. Uses rejection sampling for unbiased randomness.

Input parameters:

- `includeNumbers` (boolean): Include digits (0-9). Defaults to true.
- `includeSymbols` (boolean): Include symbols (!@#$%^&*…). Defaults to true.
- `includeUppercase` (boolean): Include uppercase letters. Defaults to true.
- `length` (integer): Length of the password. Defaults to 20.

### `password_generate_memorable` (~128 tokens)

Generate a memorable passphrase from random dictionary words with optional number and symbol suffixes. Uses a ~500-word curated list for good entropy.

Input parameters:

- `capitalize` (boolean): Capitalize each word. Defaults to true.
- `includeNumber` (boolean): Append a random number (0-99) at the end. Defaults to true.
- `includeSymbol` (boolean): Append a random symbol at the end. Defaults to true.
- `separator` (string): Separator between words. Defaults to '-'.
- `wordCount` (integer): Number of words to include. Defaults to 3.

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/cakerepository-1password/takescake-1password-mcp#diagnostics

## Score history

- 2026-08-03: 66
- 2026-08-02: 66
- 2026-08-01: 0
- 2026-07-31: 32
- 2026-07-30: 55
- 2026-07-28: 76
- 2026-07-27: 47

## Links

- npm package: https://www.npmjs.com/package/@takescake/1password-mcp
- Socket report: https://socket.dev/npm/package/@takescake/1password-mcp
- Changelog RSS feed: https://verifymcp.io/servers/cakerepository-1password/takescake-1password-mcp/changelog.xml
- Changelog JSON feed: https://verifymcp.io/servers/cakerepository-1password/takescake-1password-mcp/changelog.json
- HTML version of this page: https://verifymcp.io/servers/cakerepository-1password/takescake-1password-mcp