diff_project_config
Compare two config files (project.godot, .cfg, .import) ignoring whitespace and comments.
This record as markdown: /tools/yanhuifair-godot-mcp/diff-project-config.md
What diff_project_config does on Godot
AI agents use diff_project_config 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.
| Parameter | Type | Required | Description |
|---|---|---|---|
path_a | string | Yes | First config file path (project.godot, .cfg, .import, etc.) |
path_b | string | Yes | Second config file path |
Parameters from the server's own tool schema.
Why diff_project_config is rated Medium
An AI agent can call diff_project_config faster than any human can review: one bad instruction and it creates or modifies resources in Godot by the hundred, each call as confident as the last.
Attacks that exploit this kind of access
The rule that runs diff_project_config 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 diff_project_config, this is the rule to start with:
diff_project_config 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 diff_project_config call is checked against it from then on.
Questions about diff_project_config
Compare two config files (project.godot, .cfg, .import) ignoring whitespace and comments. 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.
diff_project_config accepts 2 parameters: path_a, path_b. Required: path_a, path_b. The full parameter table on this page comes from the server's own tool schema.
Register the Godot MCP server in PolicyLayer and add a rule for diff_project_config: 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.
diff_project_config 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 diff_project_config 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 diff_project_config. 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.
diff_project_config 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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