set_input_action · Godot MCP Server MCP: Risk & Policy

WHAT IT DOES

What set_input_action does on Godot MCP Server

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

WHY IT NEEDS A POLICY

Why set_input_action needs a policy

set_input_action modifies project input settings by creating or updating action mappings. This is a Write operation because it creates or updates game configuration data reversibly. Severity is medium because misuse could disrupt game controls or introduce unexpected input bindings, affecting gameplay, but the changes are non-destructive and can be undone or corrected.

From the tool's definition Tool description states 'Create or update an input action' — these are reversible modifications to configuration data (Input Map) in the Godot editor.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

set_input_action Rate-limited

set_input_action 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": {
    "set_input_action": {
      "limits": [
        {
          "counter": "set_input_action_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about set_input_action

What does the set_input_action tool do? +

Create or update an input action in the Input Map. It is categorised as a Write tool in the Godot 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 set_input_action? +

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

What risk level is set_input_action? +

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

Can I rate-limit set_input_action? +

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

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

set_input_action is provided by the Godot MCP Server MCP server (neondeex/godotmcp-pro-free-client). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.