Fill the keyboard field for command. Keyboard has buttons in the rows. Each button is separated by a comma. Use \n for a new row.

Keyboard in bot


register, about, \n contacts

The text of the button will be placed in the chat after touching this button. Use commands aliase on button. Quite pleasant "contact" on the button, than "/contacts"

Emoji also possible. Then the alias should also be with Emoji.

Keyboard can be modified on command editing

The keyboard does not disappear after the user's answers. Bot can send a new keyboard on a new command.