Line Messaging API

https://developers.line.me/en/docs/messaging-api/overview/

Build an intelligent conversational LINE bot.

• Have a LINE@ account
• Enable Messaging API for your LINE@ account.
• Go to Settings > Bot Settings from the left side menu.
• On the Bot Settings page, in the ‘Request Settings’ section, set ‘Allow’ for ‘Use webhooks’.
• Go to your LINE@ account page in the LINE Business Center.
• In the ‘Messaging API’ section, click ‘LINE Developers’ to go to the Channel Console.

From Line developers console, get Channel ID and Channel Secret/Channel Access Token

Line chatbot server provides Webhook URL

Getting started with the Messaging API

• Step 1: Creating a channel
• Step 2: Register as a developer
• Step 3: Create a new provider
• Step 4: Create a channel

Messaging API介紹

http://at-blog.line.me/tw/messaging_api_intro

Messaging API提供Push與Reply兩種形式的API，Push API指的是該LINE機器人可以在任何時間點對用戶傳送訊息的API；Reply API則是該機器人針對LINE用戶傳來的訊息進行回覆的API。

Messaging API帳號收費方案

LINE@帳號開啟API功能後，可供購買的收費方案有4種，請點此查詢。 其中，Developer trial帳號可免費使用Reply API與Push API。 其餘開啟API功能的LINE@帳號皆可免費使用Reply API， 若需要進一步使用Push API，請升級為「進階版(API)」或「專業版(API)」，升級後即可立即使用。