This record as markdown: /tools/yanhuifair-godot-mcp/editor-stop.md
What editor_stop does on Godot
AI agents invoke editor_stop to trigger actions in Godot. 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 editor_stop is rated High
This tool executes an operation that changes the state of the Godot editor/engine (stopping a running scene). While not destructive (it doesn't delete data) or financial, it is an Execute action as it triggers an external operation with real effects on the running engine.
From the tool's definition Tool 'editor_stop' stops playing in editor, which triggers a state change in the Godot engine runtime by halting an active play session.
Attacks that exploit this kind of access
The rule that runs editor_stop safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Godot, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For editor_stop, this is the rule to start with:
editor_stop 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 Godot, apply this rule, and every editor_stop call is checked against it from then on.
Questions about editor_stop
Stop playing in editor. It is categorised as a Execute tool in the Godot MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Godot MCP server in PolicyLayer and add a rule for editor_stop: 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. Nothing to install.
editor_stop 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 editor_stop 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 editor_stop. 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.
editor_stop is provided by the Godot MCP server (@yanhuifair/godot-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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