plan_stage_instance_change
Prepare a process-bound keyed plan to start, update the topic of, or end one exact separately allowlisted Discord Stage instance. Verifies pinned application and bot identity, exact guild and Stage channel, complete role and overwrite evidence, VIEW_CHANNEL, CONNECT, MANAGE_CHANNELS, MUTE_MEMBERS...
This record as markdown: /tools/app-lasers-guildcontrol-discord/plan-stage-instance-change.md
What plan_stage_instance_change does on GuildControl MCP
AI agents use plan_stage_instance_change to create or update resources in GuildControl MCP, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your GuildControl MCP environment.
Why plan_stage_instance_change is rated Medium
An AI agent can call plan_stage_instance_change faster than any human can review: one bad instruction and it creates or modifies resources in GuildControl MCP by the hundred, each call as confident as the last.
Attacks that exploit this kind of access
The rule that runs plan_stage_instance_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 plan_stage_instance_change, this is the rule to start with:
plan_stage_instance_change 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.
The button opens the PolicyLayer dashboard: create your workspace, connect GuildControl MCP, apply this rule, and every plan_stage_instance_change call is checked against it from then on.
Questions about plan_stage_instance_change
Prepare a process-bound keyed plan to start, update the topic of, or end one exact separately allowlisted Discord Stage instance. Verifies pinned application and bot identity, exact guild and Stage channel, complete role and overwrite evidence, VIEW_CHANNEL, CONNECT, MANAGE_CHANNELS, MUTE_MEMBERS, MOVE_MEMBERS, conditional MENTION_EVERYONE, current guild-only unlinked state, strict lifecycle semantics, privacy projection, and a unique one-shot operation key without writing or persisting the topic. It is categorised as a Write tool in the GuildControl MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the GuildControl MCP server in PolicyLayer and add a rule for plan_stage_instance_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.
plan_stage_instance_change is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the plan_stage_instance_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 plan_stage_instance_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.
plan_stage_instance_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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