Get the total number of members in a chat/channel/group.
AI agents call telegram_get_chat_member_count to retrieve information from Agent Telegram without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves informational metadata (member count) from a chat without modifying, executing commands, or affecting data. It is a straightforward query operation that returns a read-only statistic. The low severity reflects minimal blast radius — knowing a group's member count does not enable significant harm. The high confidence reflects the unambiguous read-only nature of the operation.
From the tool's definition Tool name is 'telegram_get_chat_member_count' and description states 'Get the total number of members' — a pure retrieval operation with no side effects.
Attacks that exploit this kind of access
Get the total number of members in a chat/channel/group. It is categorised as a Read tool in the Agent Telegram MCP Server, which means it retrieves data without modifying state.
Register the Agent Telegram MCP server in PolicyLayer and add a rule for telegram_get_chat_member_count: 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 Agent Telegram. Nothing to install.
telegram_get_chat_member_count 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 telegram_get_chat_member_count 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 telegram_get_chat_member_count. 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.
telegram_get_chat_member_count is provided by the Agent Telegram MCP server (tharindumendis/agent_telegeam_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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