execute_guild_expression_change
Execute one reviewed Discord guild emoji or sticker create, update, or delete after a fresh matching plan, signed interactive approval, a unique one-shot operation-key reservation, pending content-free audit records, one non-retried mutation, and exact identity plus metadata or absence readback. ...
This record as markdown: /tools/app-lasers-guildcontrol-discord/execute-guild-expression-change.md
What execute_guild_expression_change does on GuildControl MCP
AI agents invoke execute_guild_expression_change to trigger actions in GuildControl MCP. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why execute_guild_expression_change is rated High
execute_guild_expression_change triggers real processes with real consequences. An agent gone sideways doesn't fire it once. It starts dozens of builds, sends mass notifications, or burns through compute before anyone looks up.
Attacks that exploit this kind of access
The rule that runs execute_guild_expression_change safely
PolicyLayer is an MCP gateway: it sits between your AI agents and GuildControl MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For execute_guild_expression_change, this is the rule to start with:
execute_guild_expression_change stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect GuildControl MCP, apply this rule, and every execute_guild_expression_change call is checked against it from then on.
Questions about execute_guild_expression_change
Execute one reviewed Discord guild emoji or sticker create, update, or delete after a fresh matching plan, signed interactive approval, a unique one-shot operation-key reservation, pending content-free audit records, one non-retried mutation, and exact identity plus metadata or absence readback. Creation accepts only canonical owned local files within dedicated roots. It is categorised as a Execute tool in the GuildControl MCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the GuildControl MCP server in PolicyLayer and add a rule for execute_guild_expression_change: 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 GuildControl MCP. Nothing to install.
execute_guild_expression_change is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the execute_guild_expression_change 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 execute_guild_expression_change. 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.
execute_guild_expression_change is provided by the GuildControl MCP server (guildctl). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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