This record as markdown: /tools/chanceflow-godot-mcp/navigation-add-region.md
What navigation_add_region does on Godot
AI agents use navigation_add_region to create or update resources in Godot, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Godot environment.
Why navigation_add_region is rated Medium
The tool adds a navigation region, which creates or modifies game scene data in Godot. This is a Write operation (reversible data creation) rather than Read (no query) or Destructive (regions can be removed).
From the tool's definition Tool name 'navigation_add_region' indicates creation of a navigation region in Godot. The 'add_' prefix suggests a reversible creation operation. No description provided to confirm details.
Attacks that exploit this kind of access
The rule that runs navigation_add_region 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 navigation_add_region, this is the rule to start with:
navigation_add_region 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 Godot, apply this rule, and every navigation_add_region call is checked against it from then on.
Questions about navigation_add_region
navigation_add_region is a write tool on the Godot MCP server. It is categorised as a Write tool in the Godot MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Godot MCP server in PolicyLayer and add a rule for navigation_add_region: 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.
navigation_add_region 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 navigation_add_region 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 navigation_add_region. 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.
navigation_add_region is provided by the Godot MCP server (chanceflow/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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