Skip to main content


This glossary is an alphabetical list of the core terminologies used in Wechaty.

Wechaty Definitions​


Hostie is a house for the botie to live in, for hosting complicated services.


Botie is a description for a bot so that we can instantiate it later. Its abilities are always powered by Gifties.


Giftie is a module that can be attached to our Wechaty bot. It is capable to be installed into a Botie.


Learn more from MO vs. MT messaging – what is the difference between them?.

MO Message​

The term MO message stands for “Mobile Originated” messaging. This type of message refers to a message sent from a mobile phone.

MT Message​

The term MT message stands for “Mobile Terminated” message. This means that MT message is being terminated on the mobile phone or, to put it simply, this is a message sent from a mobile SMS provider system to the subscriber’s mobile phone.