hub_diagnostics_read

Read hub load limits and memory counters. Omits identifiers and support logs.

SERVERTolpo SOURCEsignerless/tolpo

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/tolpo/hub-diagnostics-read.md

WHAT IT DOES

What hub_diagnostics_read does on Tolpo

AI agents call hub_diagnostics_read to retrieve information from Tolpo without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why hub_diagnostics_read is rated Low

Even though hub_diagnostics_read only reads data, uncontrolled read access leaks sensitive information and racks up API costs: an agent caught in a retry loop can make thousands of calls a minute without anyone noticing.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs hub_diagnostics_read safely

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

hub_diagnostics_read Allowed

hub_diagnostics_read is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "hub_diagnostics_read": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about hub_diagnostics_read

What does the hub_diagnostics_read tool do? +

Read hub load limits and memory counters. Omits identifiers and support logs. It is categorised as a Read tool in the Tolpo MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on hub_diagnostics_read? +

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

What risk level is hub_diagnostics_read? +

hub_diagnostics_read is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit hub_diagnostics_read? +

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

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

hub_diagnostics_read is provided by the Tolpo MCP server (signerless/tolpo). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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