Atlas / MCP servers / cactusinhand / Notify

NotifySAFE

mcp/cactusinhand/notify

Send system notification when Agent task is done.

Verdict
SAFE
Grade
B
Trust score
89 /100
Exposed tools
1 0r · 1w · 0d
Transport
stdio
License
MIT
Stars
54
01

Overview

From the repository's own README, as read at the audited commit. Badges and raw HTML are left out.

[](https://mseep.ai/app/cactusinhand-mcp-server-notify)

[](https://badge.fury.io/py/mcp-server-notify)

[](https://archestra.ai/mcp-catalog/Cactusinhand_mcpserver_notify)

English | 中文

A MCP server that send desktop notifications with sound effect when agent tasks are completed.

🥩 Features

  • Send system desktop notifications after agent tasks completion
  • Play alert sounds to grab user attention, with sound file inside.
  • Cross-platform support (Windows, macOS, Linux)
  • Based on standard MCP protocol, integrates with various LLM clients

⏬ Installation

Install using uv package manager

git clone https://github.com/Cactusinhand/mcp_server_notify.git
cd mcp_server_notify

uv venv
source .venv/Scripts/activate

uv pip install mcp-server-notify
# or
pip install mcp-server-notify

After installation, call the module directly to check if installation was successful:

python -m mcp_server_notify

This module accepts --debug or --file option, we can use it like:

python -m mcp_server_notify --debug
python -m mcp_server_notify --debug --log-file=path/to/logfile.log

⚠️❕ Special requirements

We use [Apprise](https://github.com/caronc/apprise) API for our Desktop notification deliver,so we need to install some special requirements in our Desktop

Windows

# windows:// minimum requirements
pip install pywin32

macOS

# Make s
Read from source at commit 68133068dfbaOBSERVED · 2026-10-08
02

Connect

Built from this server's own package name, version and transport as found in its source — not copied from anyone's documentation, so it cannot drift against a page we do not control.

claude-code
claude mcp add mcp-server-notify -- uvx mcp-server-notify
claude-desktop
{
  "mcpServers": {
    "mcp-server-notify": {
      "command": "uvx",
      "args": [
        "mcp-server-notify"
      ]
    }
  }
}
03

Exposed tools (1)

0 read · 1 write · 0 destructive.

ToolRiskDescription
send_notificationwriteSend system notification with optional sound
04

Trust audit

SAFEgrade B · trust 89/100 Nothing in the source contradicts what it says it does. Grade A is reserved for packages that have also passed the behavioural sandbox.

LayerWhat it checksResult
L0Provenance & inventoryPASS
L1Static analysis of the codePASS
L2Instruction surface (what it tells the agent)PASS
L3Class-specific surfacePASS
L4Behavioural (sandbox)SKIPPED

What the source does

Filesystem
declared (2 observation(s))
Network
none-observed
Shell
declared (4 observation(s))
Dependencies
pinned
Secrets in source
none-found

Findings (1)

LOWObfuscation / stealth · obf.decode_call · CWE-506, CWE-94
src/mcp_server_notify/sound.py:43
self.sound_data = base64.b64decode(self._DEFAULT_SOUND.strip())

Gates applied: no_behavioural_pass.

Audited 2026-10-08 · audit v0.4.1 · source sha 68133068dfbafull audit observations/trust-audit/mcp-server/cactusinhand__notify.json · Report an issue / request a re-scan
05

Audit history

Every audit this server has had. A grade with a past is a grade somebody is still checking.

DateSourceVerdictGradeScoreChange
2026-10-0868133068dfbaSAFEB89first audit
06

Questions

What is the Notify MCP server?

Send system notification when Agent task is done.

What tools does Notify expose?

1 in total: 0 read-only, 1 that write, and 0 that can delete or overwrite. Every one is listed on this page with its risk.

Is Notify safe to connect to an agent?

The audit found nothing in the source that contradicts what it says it does, and graded it B (89/100). Grade A is held back for packages that have also passed a sandboxed behavioural run, which is why a clean server reads B.

What credentials does Notify need?

No credential environment variables were found in its source, so it appears to need none.

How does Notify run?

It speaks stdio, so it runs as a local process your client starts. It is published on PyPI as mcp-server-notify.

How current is this page?

The grade is for one exact copy of the source (68133068dfba), read on 2026-10-08. The repository is watched and re-audited when it changes.

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