channel_download_discord_attachment

Download all attachments from a specific Discord message to the local inbox.

SERVERCoWork OS SOURCECoWork-OS/CoWork-OS

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/cowork-os/channel-download-discord-attachment.md

WHAT IT DOES

What channel_download_discord_attachment does on CoWork OS

AI agents call channel_download_discord_attachment to retrieve information from CoWork OS without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why channel_download_discord_attachment is rated Low

The action is fundamentally a read/retrieval operation - it copies attachments from Discord to a local inbox without side effects such as deletion, modification, or execution of the retrieved files. The blast radius is minimal: the tool transfers files the user already has access to, with no ability to modify Discord messages, trigger external actions, or cause destructive changes.

From the tool's definition The tool description states it 'Download[s] all attachments from a specific Discord message to the local inbox.' This is a retrieval operation that fetches data (attachments) from an external source (Discord) to local storage without modifying or deleting the…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs channel_download_discord_attachment safely

PolicyLayer is an MCP gateway: it sits between your AI agents and CoWork OS, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For channel_download_discord_attachment, this is the rule to start with:

channel_download_discord_attachment Allowed

channel_download_discord_attachment is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "channel_download_discord_attachment": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect CoWork OS, apply this rule, and every channel_download_discord_attachment call is checked against it from then on.

FAQ

Questions about channel_download_discord_attachment

What does the channel_download_discord_attachment tool do? +

Download all attachments from a specific Discord message to the local inbox. It is categorised as a Read tool in the CoWork OS MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on channel_download_discord_attachment? +

Register the CoWork OS MCP server in PolicyLayer and add a rule for channel_download_discord_attachment: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches CoWork OS. Nothing to install.

What risk level is channel_download_discord_attachment? +

channel_download_discord_attachment is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit channel_download_discord_attachment? +

Yes. Add a rate_limit block to the channel_download_discord_attachment rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block channel_download_discord_attachment completely? +

Set action: deny in the PolicyLayer policy for channel_download_discord_attachment. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides channel_download_discord_attachment? +

channel_download_discord_attachment is provided by the CoWork OS MCP server (CoWork-OS/CoWork-OS). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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