When you are building chatbots using Dialogflow, it helps to think of the bot as having 4 layers. These are the layers: UI Layer Middleware/Integration Layer Conversation Layer Webhook/Fulfillment layer Let us look at these in more detail. Rich Website Chatbot If you haven’t seen it already, I have a website chatbot on my site…
Update 17 Dec 2018: I mentioned earlier that I will write a post to explain how you can modify your bot to handle this change. I noticed that Svetlana from the Dialogflow team has provided a comprehensive answer for how to deal with this change. I don’t really have much to add to that. Recently,…
I have created a course on Dialogflow’s REST API v2. In my view, this course will teach you pretty much everything you need to know to work with Dialogflow REST API v2. You can check it out here. Topics covered in the course include: different types of OAuth2 authentication how the three legged auth flow…
2020 Update: It has been a while since I wrote this post. I have also confirmed with clients, and I can say that the autocorrect is now quite reliable. So you should use the feature, but remember that you don’t get the original query with the typo in the History and Training. Recently, Dialogflow made…
If you have the choice to go for Python or NodeJS instead of PHP, I recommend using the other two options (between the two, I prefer Python). You will probably find it quite hard to find a lot of discussion online about using PHP with Dialogflow. This is a very basic tutorial for getting started…
Dialogflow recently announced that version 2 of their API is generally available. I have been asked by some readers as to what this means for their integrations, and I have summarized it in this article. How it works v2 API is quite different from v1 API even in the way the basic system works. For…
I have a survey bot on my site on each post, and recently, I got this question: Can I use Dialogflow without writing code? And the answer, as in many things, is “it depends”. The FAQ bot One of the first bots I created for this site was an FAQ bot which simply gives links…
Today on the Dialogflow forum I answered this very question. Here is the answer, in one screenshot: Share feature Interestingly, the Share feature has been around for nearly 4 months. I wrote about it when it was released. Funnily enough, when thinking of the title back then, I actually used the suggestions at the bottom…
What should I do when my DialogFlow webhook takes too long (more than 5 seconds) to respond? I have seen this question on the DialogFlow forum appear in a few different forms. Ultimately, this is the goal: You want to send an unprompted, “out-of-band” message to the end user from your DialogFlow webhook What is…
If you have the choice to go for Python or NodeJS instead of PHP, I recommend using the other two options (between the two, I prefer Python). You will probably find it quite hard to find a lot of discussion online about using PHP with Dialogflow. This is intended to be a very basic, beginner’s…