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Line Bot MCP Server

Line Bot MCP Server is a TypeScript MCP server that connects an AI agent to a LINE Official Account through the LINE Messaging API. It exposes tools for sending and broadcasting messages, retrieving account and user information, and managing rich menus.

Explore the practical guide ↓

Independent OpenViST project profile, based on linked sources.

Line Bot MCP Server — OpenViST project profile in MCP & Tooling.
OpenViST project illustration. See the linked sources for product details.
Understand the project

Practical overview

When it fits

Use it when an MCP-compatible AI agent needs documented tools for interacting with a LINE Official Account through the Messaging API.

Who it is for

  • Developers connecting an MCP-compatible AI agent to a LINE Official Account
  • Teams prototyping agent-driven LINE messaging or conversational support workflows

Documented uses

  • Send a text or Flex message to a specified LINE user.
  • Broadcast text or Flex messages to LINE Official Account followers.
  • Retrieve user profile details, follower IDs, message quota usage or group information.
  • Create, list, select or remove rich menus.
Before you choose

Requirements & limits

The repository is public and licensed under Apache-2.0. The npx setup requires Node.js v22 or later; Docker is also documented as a setup route.

  • Requires a LINE Official Account with the Messaging API enabled and a channel access token.
  • Supports both individual and broadcast text or Flex messages, with recipient handling for individual sends.
  • The README identifies the project as a preview and cautions that functionality and support may be incomplete.

Check current requirements in the official documentation. Source-based guidance does not mean OpenViST has run or independently tested this project.

Source-based practical guide

Configure the server with npx

Prepare the LINE Bot MCP Server for use by an MCP-compatible AI agent.

Before you start

  • Node.js v22 or later
  • A LINE Official Account with the Messaging API enabled
  • A LINE channel access token
  • An MCP-compatible AI agent

Steps

  1. Create a LINE Official Account or enable the Messaging API for an existing account.

  2. Add the server configuration to the AI agent, using npx to launch @line/line-bot-mcp-server.

  3. Set CHANNEL_ACCESS_TOKEN in the configuration.

  4. Set DESTINATION_USER_ID if tool requests will omit userId.

Expected outcome

The agent is configured to access the server's documented LINE Messaging API tools.

Guide limitations

  • The repository describes the server as a preview that may have incomplete functionality or support.
  • A recipient must be supplied as userId or through DESTINATION_USER_ID for tools that send to an individual.
Documentation 1 ↗
Evidence and transparency

Sources & review

Official repository ↗
Source record details
Source availability
Active
Sources checked
12 October 2026
Original website title
line/line-bot-mcp-server · Official homepage title · retained in its source language
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