1password MCP Server

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

Publisher claimed. No tool list reported, and Pod has not connected to this server.

Status

Pod has not dialled 1password yet, so everything on this page is what its publisher reported rather than what we observed. Registries describe servers; they do not connect to them. Until a check runs, treat the tool list below as a claim.

Connect

Published as @takescake/1password-mcp on npm. Runs locally.

Known issues

5 problems reported by people outside the maintainer team. Issues filed by the project's own maintainers are excluded.

Most discussed

feat: add note_create tool (Secure Note items)

Follow-up to #7.

Add a note_create tool that creates a Secure Note item (ItemCategory.SecureNote).

Inputs: vaultId, title, notes, optional tags, optional fields (reuse the {idOrTitle, type:'text'|'concealed', value, section?} shape from item_edit).

Notes

Mirror password_create conventions (errorResult, log/logError, SDK items.create).
No any; use @1password/sdk types.
Add tests with a mocked client.

Read the thread · 2026-06-22 · closed · outside contributor · 1 comment

feat: add item_archive tool

Follow-up to #7.

Add an item_archive tool that archives (not hard-deletes) an item. The installed @1password/sdk (0.3.1) exposes client.items.archive(vaultId, itemId): Promise<void>, so this is straightforward.

Inputs: vaultId, itemId.

Notes

Guard with a capability check (like item_delete does for delete) so older SDKs return a clean errorResult instead of throwing.
Mirror existing conventions (errorResult, log/logError); no any.
Add tests with a mock

Read the thread · 2026-06-22 · closed · outside contributor · 0 comments

Feature Request: Support macOS Keychain as alternative to plaintext token in config

Summary

The current configuration requires OP_SERVICE_ACCOUNT_TOKEN to be stored as a plaintext value in the MCP config file (e.g., claude_desktop_config.json). This works well, but it means a sensitive credential lives in a predictable, human-readable location on disk. I'd love to see an alternative that lets users store the token in macOS Keychain and have the server read it at startup.

Context

I've been using this MCP server with Claude Desktop and have been very happy with it —

Read the thread · 2026-04-12 · closed · external user · 0 comments

Bug: serverInfo version reports 2.0.0 while package is 2.0.3

Summary

Runtime initialize responses currently report serverInfo.version = "2.0.0" while the published npm package is 2.0.3.

Evidence

package.json / npm package version: 2.0.3
Runtime response version: 2.0.0
Likely source: src/config.ts sets SERVER_VERSION = "2.0.0"

Requested Change

Align runtime serverInfo.version with released package version
Add a release check/test to prevent future version drift

Read the thread · 2026-03-02 · closed · external user · 0 comments

Security: upgrade @modelcontextprotocol/sdk to >=1.26.0 (GHSA-345p-7cg4-v4c7)

Summary

Security audit found that the lockfile currently resolves @modelcontextprotocol/sdk to 1.25.3, which is in the affected range for GHSA-345p-7cg4-v4c7 (fixed in 1.26.0).

Evidence

Advisory: GHSA-345p-7cg4-v4c7
Current lockfile version: 1.25.3
Fixed version: >=1.26.0

Requested Change

Bump @modelcontextprotocol/sdk to >=1.26.0
Regenerate lockfile
Run tests/build and publish a patched release

Read the thread · 2026-03-02 · closed · external user · 0 comments

Firsthand observations

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For agents

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