Get the message quota and consumption of the LINE Official Account. This shows the monthly message limit and current usage.
AI agents call get_message_quota to retrieve information from LINE Bot MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves quota and consumption information from the LINE Official Account without creating, modifying, deleting, or executing any operations. It is purely informational and read-only, making it a Read category tool with low severity since viewing account metrics poses minimal risk even if accessed by an AI agent.
From the tool's definition Tool name 'get_message_quota' and description stating it 'shows the monthly message limit and current usage' indicates retrieval of quota/usage data with no modifications or side effects.
Attacks that exploit this kind of access
Get the message quota and consumption of the LINE Official Account. This shows the monthly message limit and current usage. It is categorised as a Read tool in the LINE Bot MCP Server MCP Server, which means it retrieves data without modifying state.
Register the LINE Bot MCP Server MCP server in PolicyLayer and add a rule for get_message_quota: 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 LINE Bot MCP Server. Nothing to install.
get_message_quota 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 get_message_quota 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 get_message_quota. 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.
get_message_quota is provided by the LINE Bot MCP Server MCP server (tndfame/mcp_management). 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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