proofhub_create_comment · ProofHub MCP Server MCP

WHAT IT DOES

What proofhub_create_comment does on ProofHub MCP Server

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

WHY IT NEEDS A POLICY

Why proofhub_create_comment needs a policy

This tool creates new content (a comment) in ProofHub, which is reversible (comments can typically be edited or deleted). It modifies the task record by appending data but does not irreversibly destroy anything, nor does it execute arbitrary code or move money.

From the tool's definition Tool description states 'Post a new comment on a ProofHub task' — creates/adds new data to the task management system.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

proofhub_create_comment Rate-limited

proofhub_create_comment 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": {
    "proofhub_create_comment": {
      "limits": [
        {
          "counter": "proofhub_create_comment_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 ProofHub MCP Server, so you can run agents against it safely.

FAQ

Questions about proofhub_create_comment

What does the proofhub_create_comment tool do? +

Post a new comment on a ProofHub task. It is categorised as a Write tool in the ProofHub 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 proofhub_create_comment? +

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

What risk level is proofhub_create_comment? +

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

Can I rate-limit proofhub_create_comment? +

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

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

proofhub_create_comment is provided by the ProofHub MCP Server MCP server (mustafapatharia/proofhub-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.