Hubot will retrieve the Google Insights Pagespeed score and associated stats for a given domain, displaying them in-channel.
hubot pagespeed <url> (desktop|mobile) (all|score|stats)
Retrieve the desktop Pagespeed score for google.com.
me: hubot pagespeed google.com
Retrieve all desktop-based Pagespeed information for google.com.
me: hubot pagespeed google.com desktop all
Retrieve all mobile-based Pagespeed stats (sans score) for google.com.
me: hubot pagespeed google.com mobile stats