get_group_info_ex

Get group detailed information (extended)

SERVERNapCat MCP Server SOURCE1021143806/napcat_mcp

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/1021143806-napcat-mcp/get-group-info-ex.md

WHAT IT DOES

What get_group_info_ex does on NapCat MCP Server

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

RISK

Why get_group_info_ex is rated Low

This tool queries and returns group information without modifying, deleting, or executing any operations. It is a pure data retrieval function (get/fetch pattern), which falls under the Read category. The severity is low because retrieving group metadata poses minimal risk even if misused by an AI agent, assuming the group information is not highly sensitive (names, member counts, etc.).

From the tool's definition Tool name 'get_group_info_ex' and description 'Get group detailed information (extended)' indicate a retrieval operation with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_group_info_ex safely

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

get_group_info_ex Allowed

get_group_info_ex 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": {
    "get_group_info_ex": {}
  }
}

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

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

FAQ

Questions about get_group_info_ex

What does the get_group_info_ex tool do? +

Get group detailed information (extended). It is categorised as a Read tool in the NapCat MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_group_info_ex? +

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

What risk level is get_group_info_ex? +

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

Can I rate-limit get_group_info_ex? +

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

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

get_group_info_ex is provided by the NapCat MCP Server MCP server (1021143806/napcat_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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