AI agents call line_get_group_summary to retrieve information from UnClick without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
group_id | string | Yes | |
channel_access_token | string | Yes |
Parameters from the server's own tool schema.
The tool performs a read-only query to fetch publicly available group metadata (name and image URL). No data is modified, deleted, or created. No code execution or financial transactions occur. This is a straightforward information retrieval operation with minimal security risk.
From the tool's definition Tool description states 'Get a LINE group's name and picture URL' — this retrieves metadata about a group without modifying, deleting, or executing operations.
Attacks that exploit this kind of access
Get a LINE group's name and picture URL. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
line_get_group_summary accepts 2 parameters: group_id, channel_access_token. Required: group_id, channel_access_token. The full parameter table on this page comes from the server's own tool schema.
Register the UnClick MCP server in PolicyLayer and add a rule for line_get_group_summary: 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 UnClick. Nothing to install.
line_get_group_summary 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 line_get_group_summary 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 line_get_group_summary. 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.
line_get_group_summary is provided by the UnClick MCP server (@unclick/mcp-server). 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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