LINE Bot MCP Server

MCP server for LINE Messaging API — send messages, manage groups, rich menus, webhooks, and more through 25 tools.

Quick Start

Claude Desktop / Cursor

{
  "mcpServers": {
    "line-bot": {
      "command": "npx",
      "args": ["-y", "@node2flow/line-bot-mcp"],
      "env": {
        "LINE_CHANNEL_ACCESS_TOKEN": "your_channel_access_token"
      }
    }
  }
}

HTTP Mode

LINE_CHANNEL_ACCESS_TOKEN=your_token npx @node2flow/line-bot-mcp --http
# MCP endpoint: http://localhost:3000/mcp

Cloudflare Worker

POST https://line-bot-mcp.node2flow.net/mcp?LINE_CHANNEL_ACCESS_TOKEN=your_token

Configuration

| Variable | Required | Description | |----------|----------|-------------| | LINE_CHANNEL_ACCESS_TOKEN | Yes | Channel Access Token from LINE Developers Console |

Getting a Channel Access Token

1. Go to LINE Developers Console
2. Create a provider and a Messaging API channel
3. In channel settings, issue a Channel Access Token (long-lived)

Tools (25)

Message Tools (5)

| Tool | Description | |------|-------------| | line_push_message | Send a push message to a user, group, or room | | line_reply_message | Reply to a webhook event using a reply token | | line_multicast_message | Send to multiple users (max 500) | | line_broadcast_message | Send to all followers | | line_validate_message | Validate message format before sending |

User & Bot Info (4)

| Tool | Description | |------|-------------| | line_get_profile | Get a user's profile (name, picture, status) | | line_get_follower_ids | List follower user IDs (paginated) | | line_get_bot_info | Get bot info (ID, name, chat mode) | | line_display_loading | Show loading animation in chat |

Group Chat (4)

| Tool | Description | |------|-------------| | line_get_group_summary | Get group name and picture | | line_get_group_members_count | Get member count | | line_get_group_member_ids | List member user IDs (paginated) | | line_get_group_member_profile | Get a member's profile in group |

Rich Menu (6)

| Tool | Description | |------|-------------| | line_create_rich_menu | Create a new rich menu | | line_get_rich_menus | List all rich menus | | line_get_rich_menu | Get rich menu details by ID | | line_delete_rich_menu | Delete a rich menu | | line_set_default_rich_menu | Set default rich menu for all users | | line_link_rich_menu_to_user | Link rich menu to specific user |

Quota & Insights (3)

| Tool | Description | |------|-------------| | line_get_quota | Get monthly message quota | | line_get_quota_consumption | Get messages sent this month | | line_get_followers_count | Get follower statistics by date |

Webhook (3)

| Tool | Description | |------|-------------| | line_set_webhook_url | Set webhook endpoint URL | | line_get_webhook_info | Get current webhook URL and status | | line_test_webhook | Test webhook connectivity |

Docker

docker compose up -d
# Endpoint: http://localhost:3023/mcp

License

MIT