edit_chat_about · Claudegram MCP: Risk & Policy

WHAT IT DOES

What edit_chat_about does on Claudegram

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

WHY IT NEEDS A POLICY

Why edit_chat_about needs a policy

This tool modifies chat properties by setting or updating the chat's description/bio field. This is a reversible write operation that changes metadata without deleting data or executing arbitrary code. Severity is medium because unauthorized modification of chat descriptions could mislead members or deface group information, but the impact is contained to metadata and easily recoverable.

From the tool's definition Tool name 'edit_chat_about' and description 'Установить описание чата (about/bio)' indicate modifying chat metadata (description/about field).

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

edit_chat_about Rate-limited

edit_chat_about 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": {
    "edit_chat_about": {
      "limits": [
        {
          "counter": "edit_chat_about_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Claudegram, so you can run agents against it safely.

FAQ

Questions about edit_chat_about

What does the edit_chat_about tool do? +

Установить описание чата (about/bio). It is categorised as a Write tool in the Claudegram MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on edit_chat_about? +

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

What risk level is edit_chat_about? +

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

Can I rate-limit edit_chat_about? +

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

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

edit_chat_about is provided by the Claudegram MCP server (sanjar-x/claudegram). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.