Context-based interactive service providing system and method

A method of providing context-based interactive service, running on a user terminal, comprising:

• executing a chatbot by a chatbot execution unit to display a chatting window in accordance with a user input during execution of an application on a user terminal;
• generating a context information based on a viewport information of the user terminal by a context information generation unit;
• receiving a chatting message through the chatting window by a message input unit;
• transmitting the chatting message and the context information as an input message to a chatbot server by a terminal message transmission unit;
• and
• receiving an answer message corresponding to the input message from the chatbot server to display as an answer in the chatting window,
• wherein the context information is generated based on a data being displayed in a viewport,
• wherein the viewport is a video player configured for playing a video content,
• wherein the generating the context information is generating the context information by additionally using a portion of the video content at a current playback position and using at least one of a portion of video content before and after a predetermined time based on the current playback position, and
• wherein a time range of the portion of the video content to be additionally used is varied based on a current playback speed of the video player in the generating the context information.