github_add_comment

Add a comment to a GitHub pull request

SERVERFrontmcp SOURCEagentfront/frontmcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/frontmcp/github-add-comment.md

WHAT IT DOES

What github_add_comment does on Frontmcp

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

RISK

Why github_add_comment is rated Medium

Adding a comment is a Write operation—it creates new, reversible data. While comments can be deleted or edited later, the primary action is creating content. Severity is medium because malicious comments could harass, spam, or disrupt collaboration, but they don't destroy data or commit financial obligations. Confidence is high given the clear, unambiguous description.

From the tool's definition Tool name 'github_add_comment' and description 'Add a comment to a GitHub pull request' indicate this creates new data (a comment) in a GitHub repository.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs github_add_comment safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Frontmcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For github_add_comment, this is the rule to start with:

github_add_comment Rate-limited

github_add_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": {
    "github_add_comment": {
      "limits": [
        {
          "counter": "github_add_comment_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Frontmcp, apply this rule, and every github_add_comment call is checked against it from then on.

FAQ

Questions about github_add_comment

What does the github_add_comment tool do? +

Add a comment to a GitHub pull request. It is categorised as a Write tool in the Frontmcp MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on github_add_comment? +

Register the Front MCP server in PolicyLayer and add a rule for github_add_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 Frontmcp. Nothing to install.

What risk level is github_add_comment? +

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

Can I rate-limit github_add_comment? +

Yes. Add a rate_limit block to the github_add_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 github_add_comment completely? +

Set action: deny in the PolicyLayer policy for github_add_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 github_add_comment? +

github_add_comment is provided by the Front MCP server (agentfront/frontmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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