This record as markdown: /tools/arrrnmp-discord-mcp/discord-clear-reactions.md
What discord_clear_reactions does on Discord
AI agents call discord_clear_reactions to permanently remove resources in Discord, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why discord_clear_reactions is rated Critical
Clearing all reactions permanently removes user-generated reaction data from a message. This action cannot be undone; once reactions are cleared, they are gone. This qualifies as Destructive rather than Write because the operation is irreversible.
From the tool's definition 'Clear all reactions from a message' — removing all reactions is an irreversible bulk deletion of user interaction data
Risk signalsBulk/mass operation — affects multiple targets
Attacks that exploit this kind of access
The rule that runs discord_clear_reactions safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Discord, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For discord_clear_reactions, this is the rule to start with:
discord_clear_reactions is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Discord, apply this rule, and every discord_clear_reactions call is checked against it from then on.
Questions about discord_clear_reactions
Clear all reactions from a message. It is categorised as a Destructive tool in the Discord MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Discord MCP server in PolicyLayer and add a rule for discord_clear_reactions: 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. Nothing to install.
discord_clear_reactions is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the discord_clear_reactions 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.
Set action: deny in the PolicyLayer policy for discord_clear_reactions. 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.
discord_clear_reactions is provided by the Discord MCP server (arrrnmp/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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