Transfer_Cargo · SpaceTraders MCP Server MCP: Risk & Policy

WHAT IT DOES

What Transfer_Cargo does on SpaceTraders MCP Server

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

WHY IT NEEDS A POLICY

Why Transfer_Cargo needs a policy

Based on the tool name alone, Transfer_Cargo likely moves cargo between ships or locations within the SpaceTraders game, which is a reversible write/modify operation. Without a description, confidence is low, but transferring cargo is a common game mechanic that modifies ship inventories. No indication of financial transactions, deletion, or code execution.

From the tool's definition Tool name 'Transfer_Cargo' on a server managing fleets and trading operations; description is empty.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

Transfer_Cargo Rate-limited

Transfer_Cargo 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": {
    "Transfer_Cargo": {
      "limits": [
        {
          "counter": "transfer_cargo_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 SpaceTraders MCP Server, so you can run agents against it safely.

FAQ

Questions about Transfer_Cargo

What does the Transfer_Cargo tool do? +

Transfer_Cargo. It is categorised as a Write tool in the SpaceTraders 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 Transfer_Cargo? +

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

What risk level is Transfer_Cargo? +

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

Can I rate-limit Transfer_Cargo? +

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

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

Transfer_Cargo is provided by the SpaceTraders MCP Server MCP server (thevalverde/spacetraders-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.