AI agents use add_chat_to_folder to create or update resources in Telegram MCP Complete — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Telegram MCP Complete environment.
This tool modifies chat organization by placing a chat into a folder, which is a non-destructive write operation. While it affects chat metadata and user experience, the action is reversible (chats can be removed from folders). Severity is medium because misuse could reorganize many chats, causing user confusion, but no data loss or financial impact occurs.
From the tool's definition Tool name 'add_chat_to_folder' and description '添加聊天到文件夹' (Add chat to folder) indicate creating/modifying organizational metadata for Telegram chats—a reversible operation that changes chat structure without destroying data.
Documented attack patterns abuse exactly the kind of access add_chat_to_folder gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Telegram MCP Complete, and nothing reaches the server without passing your rules. This is the rule we recommend for add_chat_to_folder:
{
"version": "1",
"default": "deny",
"tools": {
"add_chat_to_folder": {
"limits": [
{
"counter": "add_chat_to_folder_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}add_chat_to_folder 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.
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添加聊天到文件夹. It is categorised as a Write tool in the Telegram MCP Complete MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Telegram MCP Complete MCP server in PolicyLayer and add a rule for add_chat_to_folder: 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 Telegram MCP Complete. Nothing to install.
add_chat_to_folder is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the add_chat_to_folder 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.
Set action: deny in the PolicyLayer policy for add_chat_to_folder. 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.
add_chat_to_folder is provided by the Telegram MCP Complete MCP server (you922/telegram-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Telegram MCP Complete, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
153 Telegram MCP Complete tools catalogued and risk-classified — across an index of 43,000+ MCP servers.