Low Risk

line_get_narrowcast_progress

Poll the delivery progress of an async narrowcast send (GET /v2/bot/message/progress/narrowcast). Narrowcast runs in the background — the send returns a request_id, and this tool reports how far it has gotten. Args: - request_id (string): the id returned by a prior narrowcast send. - oa (string, ...

How to control line_get_narrowcast_progress ↓

AI agents call line_get_narrowcast_progress to retrieve information from Line Oa Mcp Ultimate without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

This is a monitoring/status-check tool that retrieves the state of a previously-initiated message delivery. It accepts a request_id and optional OA identifier, both used for lookup only. The response contains only metadata about an ongoing operation—no data creation, modification, deletion, code execution, or financial impact.

From the tool's definition Tool queries delivery progress via GET /v2/bot/message/progress/narrowcast; returns read-only status fields (phase, status_text, success_count, failure_count, etc.) with no parameters that modify state.

Documented attack patterns abuse exactly the kind of access line_get_narrowcast_progress gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and Line Oa Mcp Ultimate, and nothing reaches the server without passing your rules. This is the rule we recommend for line_get_narrowcast_progress:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "line_get_narrowcast_progress": {}
  }
}

line_get_narrowcast_progress is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Line Oa Mcp Ultimate — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Go deeper

What does the line_get_narrowcast_progress tool do? +

Poll the delivery progress of an async narrowcast send (GET /v2/bot/message/progress/narrowcast). Narrowcast runs in the background — the send returns a request_id, and this tool reports how far it has gotten. Args: - request_id (string): the id returned by a prior narrowcast send. - oa (string, optional): OA id. Default = active OA. Returns: { request_id, phase, // waiting | sending | succeeded | failed status_text, // Thai-readable status line success_count?, failure_count?, target_count?, failed_description?, error_code?, accepted_time?, completed_time? } Examples: -. It is categorised as a Read tool in the Line Oa Mcp Ultimate MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on line_get_narrowcast_progress? +

Register the Line Oa Mcp Ultimate MCP server in PolicyLayer and add a rule for line_get_narrowcast_progress: 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 Oa Mcp Ultimate. Nothing to install.

What risk level is line_get_narrowcast_progress? +

line_get_narrowcast_progress is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit line_get_narrowcast_progress? +

Yes. Add a rate_limit block to the line_get_narrowcast_progress 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.

How do I block line_get_narrowcast_progress completely? +

Set action: deny in the PolicyLayer policy for line_get_narrowcast_progress. 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.

What MCP server provides line_get_narrowcast_progress? +

line_get_narrowcast_progress is provided by the Line Oa Mcp Ultimate MCP server (wasintoh/line-oa-mcp-ultimate). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Line Oa Mcp Ultimate tool call.

Deterministic rules across all 34 Line Oa Mcp Ultimate tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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34 Line Oa Mcp Ultimate tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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