create_plan_proposal · Planning Game MCP: Risk & Policy

WHAT IT DOES

What create_plan_proposal does on Planning Game

AI agents use create_plan_proposal to create or update resources in Planning Game — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Planning Game environment.

WHY IT NEEDS A POLICY

Why create_plan_proposal needs a policy

This tool creates a new plan proposal, which is reversible data creation. It does not execute arbitrary code, delete data permanently, or affect financial systems. The operation generates a feature request/proposal that can be modified or removed later. The low severity reflects the minimal blast radius: creating an extra proposal is easily remediated and poses no direct harm to system integrity or data.

From the tool's definition Tool name 'create_plan_proposal' and description 'Create a new plan proposal (feature request that can later generate technical plans)' indicate a creation operation that generates a new data record.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_plan_proposal Rate-limited

create_plan_proposal 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": {
    "create_plan_proposal": {
      "limits": [
        {
          "counter": "create_plan_proposal_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Planning Game, so you can run agents against it safely.

FAQ

Questions about create_plan_proposal

What does the create_plan_proposal tool do? +

Create a new plan proposal (feature request that can later generate technical plans). It is categorised as a Write tool in the Planning Game MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_plan_proposal? +

Register the Planning Game MCP server in PolicyLayer and add a rule for create_plan_proposal: 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 Planning Game. Nothing to install.

What risk level is create_plan_proposal? +

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

Can I rate-limit create_plan_proposal? +

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

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

create_plan_proposal is provided by the Planning Game MCP server (planning-game-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.