AI agents call search_public_chats to retrieve information from Telegram MCP Complete without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a search query to discover public Telegram chats, groups, channels, or bots. It is purely informational retrieval with no side effects—it does not create, modify, delete, execute commands, or move money. The low severity reflects minimal blast radius: misuse would at worst result in discovering unwanted public chats, with no harm to data or systems.
From the tool's definition Tool name 'search_public_chats' and description '搜索公开的群组、频道或机器人' (search public groups, channels or bots) indicate a read-only query operation that retrieves or lists publicly available Telegram entities without modifying data.
Documented attack patterns abuse exactly the kind of access search_public_chats 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 search_public_chats:
{
"version": "1",
"default": "deny",
"tools": {
"search_public_chats": {}
}
}search_public_chats is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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搜索公开的群组、频道或机器人. It is categorised as a Read tool in the Telegram MCP Complete MCP Server, which means it retrieves data without modifying state.
Register the Telegram MCP Complete MCP server in PolicyLayer and add a rule for search_public_chats: 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.
search_public_chats is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the search_public_chats 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 search_public_chats. 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.
search_public_chats 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.
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153 Telegram MCP Complete tools catalogued and risk-classified — across an index of 43,000+ MCP servers.