Not feeling well? Exhibiting some specific symptoms? Think you’ve got the Zika virus?The Gyant health bot wants to diagnose your illness and, based on your answers, give a percentage of likelihood that you have an ulcer, the Zika virus, or a fever.

Here are the five most popular bots this past week, as they appear on Botlist.

14446107_301821530191988_6002805330244741731_n

5. Botany

This bot connects you with random Facebook Messenger users to talk about things like sports, science, cooking, and other topics.

AI Weekly

The must-read newsletter for AI and Big Data industry written by Khari Johnson, Kyle Wiggers, and Seth Colaner.

Included with VentureBeat Insider and VentureBeat VIP memberships.

Available on Messenger

christina-milian

4. Christina Milian

The personal bot for singer Christina Milian helps you find her latest music, get an autograph, or do Milian trivia.

Available on Messenger

Domino's Pizza Facebook Messenger bot

Above: Domino’s Pizza Facebook Messenger bot

3. Domino’s 

I mean does this need an introduction? You order pizza and food with it. You can now use the Domino’s Pizza bot to order food in the United States, United Kingdom, and Ireland.

Available on Messenger

gCkaPPnA

2. Flow XO

Create bots with rich media that incorporate forms, surveys, and unique push updates. Flow XO makes bots for Facebook Messenger, Slack, Telegram, and Twilio SMS.

Available on web

13920275_660717667417573_4031019999239183738_o

1. Gyant
Think you’ve got the Zika virus or some other illness? The Gyant health bot asks you a series of yes-no questions to diagnose a fever, ulcer, food poisoning, and other ailments.

Available on Messenger

Popularity of the top 5 bots on Botlist is based on web traffic to individual bots’ pages appearing on the site, which currently lists more than 11,000 bots. The bot directory says it receives more than 200 submissions each week and tests their purpose, functionality, content, and overall quality before accepting them. This week’s rankings were for the period Sept. 26-Oct. 2, 2016.

VentureBeat's mission is to be a digital town square for technical decision-makers to gain knowledge about transformative enterprise technology and transact. Learn More