grandma3_ping

Check if grandMA3 MCP is ready.

SERVERAos SOURCE@hybridlabor-api/aos

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/hybridlabor-api-aos/grandma3-ping.md

WHAT IT DOES

What grandma3_ping does on Aos

AI agents use grandma3_ping to create or update resources in Aos, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Aos environment.

RISK

Why grandma3_ping is rated Medium

An AI agent can call grandma3_ping faster than any human can review: one bad instruction and it creates or modifies resources in Aos by the hundred, each call as confident as the last.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs grandma3_ping safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Aos, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For grandma3_ping, this is the rule to start with:

grandma3_ping Rate-limited

grandma3_ping 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": {
    "grandma3_ping": {
      "limits": [
        {
          "counter": "grandma3_ping_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 Aos, apply this rule, and every grandma3_ping call is checked against it from then on.

FAQ

Questions about grandma3_ping

What does the grandma3_ping tool do? +

Check if grandMA3 MCP is ready. It is categorised as a Write tool in the Aos MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on grandma3_ping? +

Register the Aos MCP server in PolicyLayer and add a rule for grandma3_ping: 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 Aos. Nothing to install.

What risk level is grandma3_ping? +

grandma3_ping is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit grandma3_ping? +

Yes. Add a rate_limit block to the grandma3_ping 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 grandma3_ping completely? +

Set action: deny in the PolicyLayer policy for grandma3_ping. 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 grandma3_ping? +

grandma3_ping is provided by the Aos MCP server (@hybridlabor-api/aos). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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