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Amazon Lex vs Landbot

Amazon Lex logo

Amazon Lex

Live Chat

AWS conversational AI service

From
Free
Rated
-
Full reviewWebsite
Landbot logo

Landbot

Live Chat

No-code chatbot builder for websites, WhatsApp, and lead generation

From
Free
Rated
-
Full reviewWebsite

The short version

  • 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); Landbot extra chats beyond plan allowances cost €0.05-€0.10 each, which can add up at scale.
  • They diverge on capability: Amazon Lex covers Speech recognition, Landbot covers Visual Flow Builder.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Amazon Lex and Landbot actually diverge.

Attributes where Amazon Lex and Landbot differ
AttributeAmazon LexLandbot
Pricing modelusage-basedfreemium
PlatformsWeb, AWS Cloudweb
Founded2006Unknown

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Live Chat).

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 Landbot

  • Visual Flow Builder
  • WhatsApp Integration
  • AI Chats
  • Human Handoff
  • Templates Library
  • CRM Integrations

What people use each for

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

Amazon Lex

  • Chatbot developmentnot Landbot
  • Voice-based conversational AInot Landbot
  • Natural language understandingnot Landbot

Landbot

  • Lead qualification chatbots on websitesnot Amazon Lex
  • WhatsApp customer engagementnot Amazon Lex
  • Interactive conversational formsnot Amazon Lex
  • Automated first-line customer supportnot 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

Landbot

  • Extra chats beyond plan allowances cost €0.05-€0.10 each, which can add up at scale.
  • Adding WhatsApp to the Professional plan costs an additional €100/month.
  • Premium CRM integrations like Salesforce require the higher-priced Professional tier or above.
  • The free plan is capped at only 100 chats per month, limiting real-world testing.

Pricing, plan by plan

Amazon Lex

Free
  • Standard Usage$0.004/per speech request
    • Speech requests at $0.004 each
  • Text Requests$0.00075/per text request
    • Text requests at $0.00075 each

Landbot

Free
  • Free$undefined/month
    • 100 chats/month
    • 1 seat
    • Full builder access
  • Starter$32/month
    • 500 chats/month
    • 100 AI chats
    • 2 seats
  • Professional$80/month
    • 2,500 chats/month
    • 300 AI chats
    • 3 seats

Which should you pick?

Choose Amazon Lex if

  • You need speech recognition.
  • You want to start without paying.
  • You work on Web, AWS Cloud.
  • You also want natural language understanding.
Amazon Lex review

Choose Landbot if

  • You need visual flow builder.
  • You want to start without paying.
  • You work on web.
  • You also want whatsapp integration.
Landbot review

Questions people ask

Is Amazon Lex or Landbot better?
Neither clearly leads. Amazon Lex starts at Free and Landbot at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Amazon Lex or Landbot?
Amazon Lex starts at Free and Landbot at Free.
Does Amazon Lex or Landbot run on more platforms?
Amazon Lex runs on Web, AWS Cloud. Landbot runs on web.
Can I use Amazon Lex for free?
Both have a free tier, so you can try either at no cost before committing.
What is Amazon Lex best used for?
Amazon Lex is most often used for chatbot development, voice-based conversational ai, natural language understanding. Of those, chatbot development and voice-based conversational ai are not what Landbot is typically brought in for.
What can Amazon Lex do that Landbot cannot?
Amazon Lex covers Speech recognition, Natural language understanding, Voice and text, Lambda integration. Landbot covers Visual Flow Builder, WhatsApp Integration, AI Chats, Human Handoff.

Answered from the vendors’ own pages

Amazon Lex: How much does Amazon Lex cost?

Amazon Lex charges $0.004 per speech request and $0.00075 per text request with no upfront commitments or minimum fees required.

Source
Landbot: What happens after the free trial ends?

Users are automatically moved to the Free plan with no charge, since Landbot does not require a credit card for trials.

Source
Amazon Lex: Is there a free tier for Amazon Lex?

Yes, new AWS customers receive 10,000 text requests and 5,000 speech requests per month free for the first year. Additional $200 in AWS Free Tier credits are available for new customers as of July 15, 2025, with all credits expiring within 12 months.

Source
Landbot: Can I cancel a monthly plan anytime?

Yes, monthly plans are month-to-month and can be cancelled at any time from account settings with no long-term contract.

Source
Amazon Lex: What is the example monthly cost for Amazon Lex?

For 8,000 speech requests ($32) and 2,000 text requests ($1.50), the approximate monthly total is $33.50, though actual costs vary based on usage volume.

Source
Landbot: Does Landbot support WhatsApp?

Yes, WhatsApp is included in the Professional WhatsApp plan and can be added to Professional for an extra €100/month, including one WhatsApp number.

Source
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