discord_set_channel_permission

Set a permission overwrite on a channel (be careful).

SERVERDiscord MCP Server SOURCEbennettschwartz/discord-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/bennettschwartz-discord-mcp/discord-set-channel-permission.md

WHAT IT DOES

What discord_set_channel_permission does on Discord MCP Server

AI agents use discord_set_channel_permission to create or update resources in Discord MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Discord MCP Server environment.

RISK

Why discord_set_channel_permission is rated Medium

This tool modifies Discord channel permissions, which affects who can access and perform actions in that channel. While reversible (permissions can be re-set), it has broad impact on channel security and access control. It is Write rather than Execute because it directly modifies configuration state rather than triggering external operations.

From the tool's definition Tool description states 'Set a permission overwrite on a channel' — this modifies channel access control settings. The parenthetical '(be careful)' indicates the developers recognize the significance of this operation.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs discord_set_channel_permission safely

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

discord_set_channel_permission Rate-limited

discord_set_channel_permission stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "discord_set_channel_permission": {
      "limits": [
        {
          "counter": "discord_set_channel_permission_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Discord MCP Server, apply this rule, and every discord_set_channel_permission call is checked against it from then on.

FAQ

Questions about discord_set_channel_permission

What does the discord_set_channel_permission tool do? +

Set a permission overwrite on a channel (be careful). It is categorised as a Write tool in the Discord MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on discord_set_channel_permission? +

Register the Discord MCP Server MCP server in PolicyLayer and add a rule for discord_set_channel_permission: 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 Discord MCP Server. Nothing to install.

What risk level is discord_set_channel_permission? +

discord_set_channel_permission is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit discord_set_channel_permission? +

Yes. Add a rate_limit block to the discord_set_channel_permission 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 discord_set_channel_permission completely? +

Set action: deny in the PolicyLayer policy for discord_set_channel_permission. 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 discord_set_channel_permission? +

discord_set_channel_permission is provided by the Discord MCP Server MCP server (bennettschwartz/discord-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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