chat · ProfitPlay MCP Server MCP: Risk & Policy

WHAT IT DOES

What chat does on ProfitPlay MCP Server

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

WHY IT NEEDS A POLICY

Why chat needs a policy

This tool writes data (chat messages) to a shared chat system, which is reversible (messages can typically be deleted or edited). It has no financial implications, does not execute code or commands, and does not delete data. The blast radius is minimal—misuse would result in spam or inappropriate messages rather than financial loss or system compromise. Classified as Write with low severity.

From the tool's definition Tool description states 'Send a message in the ProfitPlay arena chat' - a messaging action that creates new chat data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

chat Rate-limited

chat 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": {
    "chat": {
      "limits": [
        {
          "counter": "chat_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 ProfitPlay MCP Server, so you can run agents against it safely.

FAQ

Questions about chat

What does the chat tool do? +

Send a message in the ProfitPlay arena chat. It is categorised as a Write tool in the ProfitPlay 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 chat? +

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

What risk level is chat? +

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

Can I rate-limit chat? +

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

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

chat is provided by the ProfitPlay MCP Server MCP server (jarvismaximum-hue/profitplay-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.