Dialogflow vs. Lex vs. Watson vs. Wit vs. Azure Bot

Chatbots are a revolution in buyer communication. These days, firms are relying closely on chatbots to automate and cut back the workload of people.

At Kommunicate, we evaluated many chatbot constructing platforms for varied use circumstances akin to buyer help and repair. Beneath is the record of chatbot platforms that acquired our consideration.

We’re sharing all the main points that we gathered for determining the most effective NLP chatbot platforms. Beneath is the record of finest chatbots platforms and their comparability on options, channels, pricing, language help, and many others.

The comparability desk beneath summarizes the comparability of Dialogflow vs. Lex vs. Watson vs. Wit vs. Azure Bot. Be happy to share/obtain.

Let’s now focus on every of those platforms and attributes intimately.


Dialogflow, earlier generally known as API.ai, is a Google-owned developer of human-computer interplay applied sciences based mostly on pure language conversations.

It’s a fully closed-source product with APIs and internet interface. Dialogflow was acquired by Google in 2016.

Firms are utilizing Dialogflow to construct pure and wealthy conversational experiences. Utilizing Dialogflow, you may let your customers work together together with your product by way of voice and text-based conversational interface.

Ease of use

Dialogflow offers an internet interface to create bots, which makes it straightforward for even non-techies to create primary bots. The fundamental attributes akin to Intents, Entities, and Actions are straightforward to grasp and configure.

You can make a primary Q and A chatbot with Dialogflow in a matter of hours.


Dialogflow offers integration with Google Assistant, web sites, Slack, Fb Messenger, Skype, Twitter, and lots of others.

Internet Preview

The online demo to combine into your web site is sort of primary. In case you are wanting so as to add it to your web sites and cell apps, you’ll both need to develop your individual UI and combine with Dialogflow APIs or use different options, akin to Kommunicate, which permits you to combine Dialogflow into your merchandise.

Image title


At current, Dialogflow helps 20 languages. See the language help record right here.


Normal version which is good for small to medium companies is Free.

The enterprise plan begins at $0.002 per request

Amazon Lex

Amazon Lex is used for constructing conversational interfaces in your software utilizing voice and/or textual content. It’s powered by the identical deep studying applied sciences as Alexa.

Ease of use

Lex offers an internet interface to create and launch bots.


Presently, the mixing help is restricted to Fb, Kik, Slack, and Twilio SMS.

For testing on web sites, there’s a primary chat UI offered by way of open supply code.

Internet preview

Right here’s how the essential internet chat preview appears:


Presently, Lex helps solely US English.


You’re charged based mostly on the variety of textual content or voice requests processed by your bot.

Voice requests are charged at $0.004/request whereas textual content requests are priced at $0.00075/request.

For the primary 12 months, 10,000 textual content requests and 5,000 speech requests per 30 days are free.

IBM Watson Assistant

Watson Assistant is an providing for constructing conversational interfaces into any software, system, or channel. Watson has help for trying to find a solution from the data base and in addition has the aptitude at hand over to a human.

Ease of use

IBM Watson Assistant offers a very good and simple to navigate consumer interface. When you create an account, you’re going to get video tutorials and able to use samples to rapidly get began. First, you have to create a Ability after which go to the Assistant to combine it with different channels.


You may join Watson with Fb Messenger, Slack, Voice Agent (Telephony), WordPress plug-in, and in addition customized functions by way of APIs.

Internet preview

IMB Watson Chat UI


A lot of the languages Watson helps are in beta. Helps 10+ languages (in BETA) together with English, Spanish, Japanese, Italian, Chinese language, and many others.


There are a number of plans obtainable ranging from a free plan for as much as 10,000 messages per 30 days. Paid plan begins with Lite at $0.0025/message


With wit.ai, you may simply create textual content and voice-based bots and join them to their most popular messaging platform.

Ease of use

Wit.ai offers UI to setup intents and check it out. Wit.ai could be very developer centric and non-techies may have a tough time understanding it.


Direct integrations by way of the net interface will not be current, all integrations are by way of HTTP APIs, and libraries obtainable in Node js, Python, Ruby and Go. Libraries can be found right here.

Internet preview

Not obtainable, you’ll have to design your individual.


Helps 50+ nationwide and regional languages together with English, Spanish, Afrikaans, and many others. Discover the entire record right here.


Wit is free, each for private and business use.

Azure Bot Service

Microsoft’s Azure Bot Service is used for creating clever bots.

Ease of use

The online interface is on the market to create and publish bots which is pretty straightforward to grasp.


The chatbot created by way of Azure Bot Service may be printed to completely different channels akin to Internet, Fb Messenger, Skype and Skype for Enterprise, Microsoft Groups, Slack, and many others.

Right here is the record of integrations current.

Azure bot service integration

Internet preview

Open supply internet chat widget is on the market in Github.

Dialogflow vs Azure bot web preview


Helps a number of languages akin to English, French, German, Spanish, and many others


Azure bot service comes with a free plan of 10,000 messages/month. Submit that, pricing is $0.50 per 1,000 messages. Aside from this, additionally they cost you for sources consumed on Azure features and Azure internet app.

Whereas there are various chatbots and NLP platforms, these are the preferred ones. If you’d like us to append this record, tell us your favourite chatbot constructing platforms within the feedback.

Thanks for studying!


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