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Amazon Lex vs Chatwoot

Amazon Lex logo

Amazon Lex

Live Chat

AWS conversational AI service

From
Free
Free plan
Yes
Full reviewWebsite
Chatwoot logo

Chatwoot

Customer Support

Open-source customer engagement platform

From
Free
Free plan
Yes
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); Chatwoot free plan limited to 2 agents and 500 conversations per month
  • They diverge on capability: Amazon Lex covers Speech recognition, Chatwoot covers Live chat.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

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

Attributes where Amazon Lex and Chatwoot differ
AttributeAmazon LexChatwoot
Pricing modelusage-basedUnknown
PlatformsWeb, AWS CloudWeb, Cloud, Self-hosted
CategoryLive ChatCustomer Support
Founded20062017

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

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 Chatwoot

  • Live chat
  • Email inbox
  • Social channels
  • Knowledge base
  • Chatbots
  • Reports
  • Slack
  • WhatsApp

Both cover

  • Web support

What people use each for

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

Amazon Lex

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

Chatwoot

  • Self-hosted supportnot Amazon Lex
  • Privacy-first chatnot Amazon Lex
  • Multi-channel 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

Chatwoot

  • Free plan limited to 2 agents and 500 conversations per month
  • Self-hosted option requires managing infrastructure, updates, and external messaging costs
  • Smaller ecosystem and community compared to Zendesk or Intercom
  • AI features require credit consumption and additional configuration

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

Chatwoot

Free
  • HackerFree
    • 2 agents
    • 500 conversations per month
    • 1 live chat channel
  • Startups$19/month
    • Unlimited agents
    • Unlimited conversations

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 Chatwoot if

  • You need live chat.
  • You want to start without paying.
  • You work on Web, Cloud, Self-hosted.
  • You also want email inbox.
Chatwoot review

Questions people ask

Is Amazon Lex or Chatwoot better?
Neither clearly leads. Amazon Lex starts at Free and Chatwoot at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Amazon Lex or Chatwoot?
Amazon Lex starts at Free and Chatwoot at Free.
Does Amazon Lex or Chatwoot run on more platforms?
Amazon Lex runs on Web, AWS Cloud. Chatwoot runs on Web, Cloud, Self-hosted.
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 Chatwoot is typically brought in for.
What can Amazon Lex do that Chatwoot cannot?
Amazon Lex covers Speech recognition, Natural language understanding, Voice and text, Lambda integration. Chatwoot covers Live chat, Email inbox, Social channels, Knowledge base. Both handle Web support.

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
Chatwoot: Does Chatwoot offer a self-hosted option?

Yes. Chatwoot provides both cloud-hosted and self-hosted versions. Self-hosting is free with the open-source version, though you handle infrastructure, maintenance, and external messaging costs.

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
Chatwoot: What communication channels does Chatwoot support?

Chatwoot supports email, live chat, WhatsApp, Facebook, Twitter, Instagram, and other social media channels consolidated into a single inbox.

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
Chatwoot: Is there a free plan for Chatwoot?

Yes. Chatwoot offers a free Hacker plan supporting up to 2 agents, 500 conversations per month, and one live chat channel.

Source
Chatwoot: What AI features does Chatwoot include?

Chatwoot includes Captain AI agent for automated responses, Copilot for smart reply suggestions, and live translation features.

Source
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