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Amazon Lex vs Pure Chat

Amazon Lex logo

Amazon Lex

Software

AWS conversational AI service

From
$0.00075/per text request
Rated
-
Full reviewWebsite
Pure Chat logo

Pure Chat

Software

Simple and affordable live chat for any business

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Pure Chat has a free tier, so it costs nothing to try first.
  • Each has a real cost: Amazon Lex pay-as-you-go model with no standard free tier, only AWS free credits for new customers (6 months, $200 limit); Pure Chat growth plan is capped at 4 users and 1 website, and PRO is capped at 10 users, with extra seats billed separately at $8 to $15/month per additional operator
  • They diverge on capability: Amazon Lex covers Speech recognition, Pure Chat covers Live chat widget.

Where they differ

Only the attributes on which Amazon Lex and Pure Chat actually diverge.

Attributes where Amazon Lex and Pure Chat differ
AttributeAmazon LexPure Chat
Starting price$0.00075/per text requestFree
Pricing modelusage-basedfreemium
Free tierNoYes
PlatformsWeb, AWS CloudWeb, Mobile app, IOS, Android
Founded20062011

Identical on both: user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Amazon Lex

  • Speech recognition
  • Natural language understanding
  • Voice and text
  • Lambda integration
  • AWS services
  • Lambda
  • DynamoDB
  • SNS

Only in Pure Chat

  • Live chat widget
  • Visitor information
  • Chat transcripts
  • Department routing
  • Salesforce
  • HubSpot
  • Zapier
  • API

Both cover

  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Amazon Lex

  • Building conversational chatbots leveraging Alexa deep learning enginenot Pure Chat
  • Voice and text-based NLU applications requiring automatic speech recognitionnot Pure Chat
  • Custom conversational interfaces integrated into existing applicationsnot Pure Chat

Pure Chat

  • Small single-site teams needing live chat with SMS notificationsnot Amazon Lex

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Amazon Lex

  • Pay-as-you-go model with no standard free tier, only AWS free credits for new customers (6 months, $200 limit)
  • Speech requests cost $0.004 each, text requests $0.00075 each, training costs $0.50 per minute
  • Variable costs can accumulate quickly for high-volume applications

Pure Chat

  • Growth plan is capped at 4 users and 1 website, and PRO is capped at 10 users, with extra seats billed separately at $8 to $15/month per additional operator
  • Monthly billing costs more than annual: Growth is $49/month monthly versus $39/month annual, and PRO is $99/month monthly versus $79/month annual

Pricing, plan by plan

Amazon Lex

$0.00075/per text request

No published plan breakdown. See the Amazon Lex review.

Pure Chat

Free
  • FreeFree
    • Up to 1 agent
    • Basic chat
  • Premium$50/month
    • Unlimited agents
    • Advanced features
  • Business$100/month
    • White-label
    • Premium support

Which should you pick?

Choose Amazon Lex if

  • You need speech recognition.
  • You work on Web, AWS Cloud.
  • You also want natural language understanding.
Amazon Lex review

Choose Pure Chat if

  • You need live chat widget.
  • You want to start without paying.
  • You work on Web, Mobile app, IOS, Android.
  • You also want visitor information.
Pure Chat review

Questions people ask

Is Amazon Lex or Pure Chat better?
Neither clearly leads. Amazon Lex starts at $0.00075/per text request and Pure Chat at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Amazon Lex or Pure Chat?
Pure Chat has a free tier; the other does not. Paid plans start at $0.00075/per text request for Amazon Lex and Free for Pure Chat.
Does Amazon Lex or Pure Chat run on more platforms?
Amazon Lex runs on Web, AWS Cloud. Pure Chat runs on Web, Mobile app, IOS, Android.
Can I use Pure Chat for free?
Yes. Pure Chat has a free tier, so you can try it without paying. Amazon Lex starts at $0.00075/per text request.
What is Amazon Lex best used for?
Amazon Lex is most often used for building conversational chatbots leveraging alexa deep learning engine, voice and text-based nlu applications requiring automatic speech recognition, custom conversational interfaces integrated into existing applications. Of those, building conversational chatbots leveraging alexa deep learning engine and voice and text-based nlu applications requiring automatic speech recognition are not what Pure Chat is typically brought in for.
What can Amazon Lex do that Pure Chat cannot?
Amazon Lex covers Speech recognition, Natural language understanding, Voice and text, Lambda integration. Pure Chat covers Live chat widget, Visitor information, Chat transcripts, Department routing. Both handle Web support.
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