Airlock MCP Server

Русская версия mcp-airlock is a proxy you put between an AI agent and an MCP server when the server can do things you don't want an agent doing on its own. It speaks the 2026-07-28 revision of the protocol (the stateless one: no session, no initialize, one POST per request) and adds the parts the protocol leaves to you: who is allowed to call what, dry runs by default, a human in the loop for dangerous calls, an…

People who work with ai safety, audit log and guardrails and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in Python.

VERIFIED ACTIVE

LAST COMMIT 2026-09-16 · ★ 24 · #49 OF 204 MAINTAINED SECURITY · VERIFIED 2026-09-18

MIT · Python servers · how we verify → /methodology

01 · Install Airlock

before you install - you'll need

Set POSTGRES_PASSWORD, POSTGRES_USER before connecting.

Claude Code

claude mcp add shalimov04-mcp-airlock -- uvx mcp-airlock

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "shalimov04-mcp-airlock": {
      "command": "uvx",
      "args": [
        "mcp-airlock"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

repo age created 2026-09-13 - young repo, little track record yet

license MIT - declared in the repository

pypi package mcp-airlock - check the name against the project README before installing (PyPI has no namespace ownership)

registry namespace io.github.Shalimov04 is GitHub-verified and matches the repo owner

03 · What Airlock can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v0.2.0 · 2026-09-16

Add PostgreSQL example policy (bettyguo/mcp-postgres) · New Contributors · @Nevelsk93 made their first contribution in

v0.1.0 · 2026-09-14

04 · Who maintains Airlock

mcp-airlock is maintained by shalimov04. It's the only MCP server we track from this author; the repo dates to Sep 2026.

05 · Facts

repository: github.com/shalimov04/mcp-airlock
category: security - ranked #49 of 204 actively-maintained security servers as of 2026-09-18.
release cadence: 2 releases in the last 90 days (latest 2026-09-16)
registry: io.github.Shalimov04/mcp-airlock (active, first published 2026-09-14 · 2 versions)
packages: pypi:mcp-airlock

06 · Airlock FAQ

What is Airlock?

Is Airlock still maintained?

Yes - as of 2026-09-18, its last commit was 2026-09-16 and it shipped 2 releases in the last 90 days. We re-verify nightly.

How do I install Airlock?

Run `uvx mcp-airlock`. The README documents 2 environment variables (POSTGRES_PASSWORD, POSTGRES_USER) to set first. Set POSTGRES_PASSWORD, POSTGRES_USER before connecting. You can also paste the ready-made client config above.

Does Airlock run locally?

Yes - it's a stdio server: it runs on your machine (via uvx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Airlock

Alternatives to Airlock

Maintained security servers if Airlock isn't the fit.

Pairs well with

Servers that cover what Airlock doesn't - only shown when the pairing reason fits the companion.

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