1password
by CakeRepositorycommunityv2.0.3
12
2
This MCP server connects MCP-compatible AI clients to 1Password vaults via a Service Account, allowing for secure password management and retrieval.
From the registry: MCP server for 1Password service accounts — tools and resources for vaults and credentials
Install & configure
Prerequisites
- required
- requiredCreate a 1Password Service Account tokenSign in to 1Password and create a Service Account to obtain OP_SERVICE_ACCOUNT_TOKEN. Treat this token like a master key.https://developer.1password.com/docs/service-accounts/
Install in your client
Paste into the AI you're chatting with — it will figure out the rest
Please install the `1password` MCP server into my current AI client (that's you).
Required prerequisites (do these first if not already done):
- **Install Node.js 18+** — Required to run the MCP server via npx. (https://nodejs.org)
- **Create a 1Password Service Account token** — Sign in to 1Password and create a Service Account to obtain OP_SERVICE_ACCOUNT_TOKEN. Treat this token like a master key. (https://developer.1password.com/docs/service-accounts/)
Canonical MCP server config (stdio transport):
- command: `npx`
- args: ["-y","@takescake/1password-mcp"]
- required environment variables:
- `OP_SERVICE_ACCOUNT_TOKEN`: 1Password Service Account token used to authenticate to the 1Password SDK. (example: `<your-1password-service-account-token>`)
Note: Best for automated/disposable credentials (dev DB, CI tokens). Secrets pass through the LLM in plaintext — avoid high-stakes secrets.
Add this MCP server to my current client's config in the correct format for you. If you need secrets or credentials I haven't provided, ASK me — do not invent values or leave raw placeholders. After adding it, tell me how to verify the server is connected.Note: Best for automated/disposable credentials (dev DB, CI tokens). Secrets pass through the LLM in plaintext — avoid high-stakes secrets.
Tools (8)
vault_list
List all accessible vaults
item_lookup
Search items by title in a vault
item_delete
Delete an item from a vault
password_create
Create a new password/login item
password_read
Retrieve a password via secret reference or vault/item ID
password_update
Rotate/update an existing password
password_generate
Generate a cryptographically secure random password
password_generate_memorable
Generate a memorable passphrase from ~500 dictionary words
Environment variables
OP_SERVICE_ACCOUNT_TOKENrequired1Password Service Account tokenPackages
@takescake/1password-mcp
npmv2.0.3transport: stdio
Details
- Language
- TypeScript
- License
- Apache-2.0
- Released
- Feb 6, 2026
- Last commit
- Apr 26, 2026
- Registry name
- io.github.CakeRepository/1password