Link copied to clipboard

# Amazon Lex vs Rasa Comparison - What are their main differences?

Share
[
Export
](/compare/amazon-lex/rasa/export.csv)

LexRasa[+ Add Product](#)

Reviews

**Amazon Lex** [

4.2/5(43)

](https://www.g2.com/products/amazon-lex/reviews#reviews)

**Rasa** [

4/5(11)

](https://www.g2.com/products/rasa/reviews#reviews)

Pricing

**Amazon Lex**
No pricing available

**Rasa**
Free Trial

**Free** · Developer Edition

**Pricing Insights**
from reviews

Time to Implement

**Amazon Lex**
5 months

Based on 9 responses

**Rasa**
Not enough reviews yet

Return on Investment

**Amazon Lex**
16 months

Based on 8 responses

**Rasa**
Not enough reviews yet

Perceived Cost

**Amazon Lex**
$$$$$

**Rasa**
Not enough reviews yet

Average Discount

**Amazon Lex**
Not enough reviews yet

**Rasa**
Not enough reviews yet

Pros & Cons

**Amazon Lex**
[
AI Integration (1)
](https://www.g2.com/products/amazon-lex/reviews?filters%5Bsentiment_snippet%5D=2479795&qs=pros-and-cons#reviews)[
API Integration (1)
](https://www.g2.com/products/amazon-lex/reviews?filters%5Bsentiment_snippet%5D=2479789&qs=pros-and-cons#reviews)[
Complexity (1)
](https://www.g2.com/products/amazon-lex/reviews?filters%5Bsentiment_snippet%5D=2479836&qs=pros-and-cons#reviews)[
Expensive (1)
](https://www.g2.com/products/amazon-lex/reviews?filters%5Bsentiment_snippet%5D=2479783&qs=pros-and-cons#reviews)

**Rasa**
Not enough data

Integrations

**Amazon Lex**
[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_764bdd3b0bc81b470d93f18d12c826d2/amazon-web-services-aws-amazon-dynamodb.png "Product Avatar Image")

Amazon DynamoDB

](https://www.g2.com/products/amazon-web-services-aws-amazon-dynamodb/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_cacdec8b8edeace9b3c89e0c2cded695/amazon-s3-glacier.jpg "Product Avatar Image")

Amazon S3 Glacier

](https://www.g2.com/products/amazon-s3-glacier/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_b3390b4cc3d92e87d570895f7358c003/aws-identity-and-access-management-iam.jpg "Product Avatar Image")

AWS IAM

](https://www.g2.com/products/aws-identity-and-access-management-iam/reviews)[

 ![Product Avatar Image](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_f176b4154a751d10150daa67a57b7dc5/azure-bot-service.jpg "Product Avatar Image")

Azure Bot Service

](https://www.g2.com/products/azure-bot-service/reviews)[
View all
](https://www.g2.com/products/amazon-lex/integrations)

**Rasa**
Not enough data

Screenshots

**Amazon Lex**
 ![Amazon Lex screenshot](https://images.g2crowd.com/cdn-cgi/image/width=600,height=600,fit=scale-down,format=auto,onerror=redirect,/https://images.g2crowd.com/uploads/attachment/file/92027/product-page-diagram-Amazon-Lex-Chatbot.b5adc0437cda103fea9ace20fb5f59f4efd57f32.png)

**Rasa**
 ![Rasa screenshot](https://images.g2crowd.com/cdn-cgi/image/width=600,height=600,fit=scale-down,format=auto,onerror=redirect,/https://images.g2crowd.com/uploads/attachment/file/1395460/studio-try-your-assistant.png)

Ratings

Meets Requirements

**Amazon Lex**

8.7

8.729

**Rasa**

7.8

7.89

Ease of Use

**Amazon Lex**

8.5

8.529

**Rasa**

7.2

7.29

Ease of Setup

**Amazon Lex**

8.3

8.320

**Rasa**
Not enough data

Ease of Admin

**Amazon Lex**

7.8

7.815

**Rasa**
Not enough data

Quality of Support

**Amazon Lex**

8.6

8.629

**Rasa**

8.3

8.39

Has the product been a good partner in doing business?

**Amazon Lex**

8.3

8.315

**Rasa**
Not enough data

Product Direction (% positive)

**Amazon Lex**

8.7

8.727

**Rasa**

5.0

5.07

Features

Bot Platforms[Hide 9 FeaturesShow 9 Features](javascript:void(0);)

9.4

9

Not enough data

Generative AI

AI Text Generation

8.9(won by default)

6

Not enough data

AI Text Summarization

8.7(won by default)

5

Not enough data

Agentic AI - Bot Platforms

Autonomous Task Execution

10.0(won by default)

5

Not enough data

Cross-system Integration

10.0(won by default)

5

Not enough data

Natural Language Interaction

9.2(won by default)

6

Not enough data

Multi-step Planning

Not enough data

Not enough data

Adaptive Learning

Not enough data

Not enough data

Proactive Assistance

Not enough data

Not enough data

Decision Making

Not enough data

Not enough data

Show 7 feature categories with incomplete data

Artificial Intelligence[Hide 37 FeaturesShow 37 Features](javascript:void(0);)

Not enough data

Not enough data

Additional Functionality

Tagging

Not enough data

Not enough data

Natural Language Processing

Not enough data

Not enough data

Data Extraction

Not enough data

Not enough data

Multi-Language

Not enough data

Not enough data

Predictive Analytics

Not enough data

Not enough data

Drag & Drop

Not enough data

Not enough data

Speech Recognition

Not enough data

Not enough data

Reporting/Analytics

Not enough data

Not enough data

Data Storage Management

Not enough data

Not enough data

Virtual Personal Assistant (VPA)

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Customer Segmentation

Not enough data

Not enough data

Collaboration Tools

Not enough data

Not enough data

Data Import/Export

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

For eCommerce

Not enough data

Not enough data

Role-Based Permissions

Not enough data

Not enough data

Customizable Branding

Not enough data

Not enough data

Search/Filter

Not enough data

Not enough data

Monitoring

Not enough data

Not enough data

Document Management

Not enough data

Not enough data

API

Not enough data

Not enough data

Data Visualization

Not enough data

Not enough data

Trend Analysis

Not enough data

Not enough data

Machine Learning

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Alerts/Escalation

Not enough data

Not enough data

Performance Metrics

Not enough data

Not enough data

Real-Time Data

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

Mobile App

Not enough data

Not enough data

Multiple Data Sources

Not enough data

Not enough data

For Sales Teams/Organizations

Not enough data

Not enough data

Sentiment Analysis

Not enough data

Not enough data

Activity Dashboard

Not enough data

Not enough data

Chatbot

Not enough data

Not enough data

Workflow Automation

Not enough data

Not enough data

Conversational Marketing[Hide 68 FeaturesShow 68 Features](javascript:void(0);)

Not enough data

Not enough data

Messenger

Sequencing

Not enough data

Not enough data

AI

Not enough data

Not enough data

Video Chat

Not enough data

Not enough data

Customization Interface

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

Channels

Social Media Integration

Not enough data

Not enough data

Website

Not enough data

Not enough data

Text Message (SMS)

Not enough data

Not enough data

Voice Assistants

Not enough data

Not enough data

Other

Not enough data

Not enough data

Multi-Channel Marketing

Not enough data

Not enough data

Customers

Audience Targeting

Not enough data

Not enough data

Profiles

Not enough data

Not enough data

Analytics

Not enough data

Not enough data

Lead Gathering

Not enough data

Not enough data

Sales Conversion

Not enough data

Not enough data

Customer Service Analytics

Not enough data

Not enough data

Reporting/Analytics

Not enough data

Not enough data

Agentic AI - Conversational Marketing

Autonomous Task Execution

Not enough data

Not enough data

Multi-step Planning

Not enough data

Not enough data

Cross-system Integration

Not enough data

Not enough data

Adaptive Learning

Not enough data

Not enough data

Natural Language Interaction

Not enough data

Not enough data

Proactive Assistance

Not enough data

Not enough data

Decision Making

Not enough data

Not enough data

Third-Party Integrations

Not enough data

Not enough data

Multi-Language

Not enough data

Not enough data

Additional Functionality

Customizable Fields

Not enough data

Not enough data

API

Not enough data

Not enough data

Real-Time Notifications

Not enough data

Not enough data

Lead Nurturing

Not enough data

Not enough data

Human Handover

Not enough data

Not enough data

Lead Management

Not enough data

Not enough data

Product Recommendations

Not enough data

Not enough data

Customer Experience Management

Not enough data

Not enough data

SMS Messaging

Not enough data

Not enough data

Appointment Management

Not enough data

Not enough data

Chat/Messaging

Not enough data

Not enough data

Real-Time Monitoring

Not enough data

Not enough data

Lead Distribution

Not enough data

Not enough data

Campaign Segmentation

Not enough data

Not enough data

Data Import/Export

Not enough data

Not enough data

A/B Testing

Not enough data

Not enough data

Real-Time Data

Not enough data

Not enough data

Real-time Conversations

Not enough data

Not enough data

Customizable Branding

Not enough data

Not enough data

Lead Qualification

Not enough data

Not enough data

Template Management

Not enough data

Not enough data

Autoresponders

Not enough data

Not enough data

Contact Database

Not enough data

Not enough data

Customer Segmentation

Not enough data

Not enough data

One-to-One Messaging

Not enough data

Not enough data

Communication Management

Not enough data

Not enough data

Campaign Management

Not enough data

Not enough data

Activity Dashboard

Not enough data

Not enough data

Lead Capture

Not enough data

Not enough data

Appointment Scheduling

Not enough data

Not enough data

Reporting & Statistics

Not enough data

Not enough data

Event Triggered Actions

Not enough data

Not enough data

Chatbot

Not enough data

Not enough data

Group Messaging

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

Customer Database

Not enough data

Not enough data

Multi-Channel Communication

Not enough data

Not enough data

Email Automation

Not enough data

Not enough data

Surveys & Feedback

Not enough data

Not enough data

CRM

Not enough data

Not enough data

Engagement Tracking

Not enough data

Not enough data

Conversational Support[Hide 10 FeaturesShow 10 Features](javascript:void(0);)

Not enough data

Not enough data

Conversational Platform

Personalization

Not enough data

Not enough data

Omnichannel

Not enough data

Not enough data

Contextual Engagement

Not enough data

Not enough data

Proactive Engagement

Not enough data

Not enough data

Support Automation

Intelligent Routing

Not enough data

Not enough data

Seamless Escalation

Not enough data

Not enough data

Transcripts

Not enough data

Not enough data

Self-Serve Support

Not enough data

Not enough data

Generative AI

AI Text Generation

Not enough data

Not enough data

AI Text Summarization

Not enough data

Not enough data

Genesys AppFoundry Marketplace[Hide 6 FeaturesShow 6 Features](javascript:void(0);)

Not enough data

Not enough data

Agentic AI - Genesys AppFoundry Marketplace

Autonomous Task Execution

Not enough data

Not enough data

Cross-system Integration

Not enough data

Not enough data

Adaptive Learning

Not enough data

Not enough data

Natural Language Interaction

Not enough data

Not enough data

Proactive Assistance

Not enough data

Not enough data

Decision Making

Not enough data

Not enough data

Conversational Interface Agents[Hide 10 FeaturesShow 10 Features](javascript:void(0);)

Not enough data

Not enough data

Natural Language Interaction - Conversational Interface Agents 

Natural Language Query Understanding

Not enough data

Not enough data

Multi-Turn Conversation Management

Not enough data

Not enough data

Voice & Text Interface Support

Not enough data

Not enough data

Intent & Action Handling - Conversational Interface Agents 

Data Retrieval from Connected Systems

Not enough data

Not enough data

Intent Recognition & Mapping

Not enough data

Not enough data

Action & Workflow Triggering

Not enough data

Not enough data

Context & Personalization - Conversational Interface Agents 

Conversation Context Persistence

Not enough data

Not enough data

User Identity & Permission Awareness

Not enough data

Not enough data

Enterprise Integration & Deployment - Conversational Interface Agents 

Enterprise Application Integrations

Not enough data

Not enough data

Security & Access Controls

Not enough data

Not enough data

AI Voice Agent Platform[Hide 13 FeaturesShow 13 Features](javascript:void(0);)

Not enough data

Not enough data

Conversation Runtime - AI Voice Agent Platform

Response Latency

Not enough data

Not enough data

Interruption Handling

Not enough data

Not enough data

Real-Time Orchestration

Not enough data

Not enough data

Turn Detection

Not enough data

Not enough data

Transport & Telephony - AI Voice Agent Platform

Telephony Support

Not enough data

Not enough data

WebRTC Streaming

Not enough data

Not enough data

Outbound Calling

Not enough data

Not enough data

Developer Control - AI Voice Agent Platform

Call Observability

Not enough data

Not enough data

Agent SDK

Not enough data

Not enough data

Model Flexibility

Not enough data

Not enough data

Agentic AI - AI Voice Agent Platform

Cross-system Integration

Not enough data

Not enough data

Natural Language Interaction

Not enough data

Not enough data

Autonomous Task Execution

Not enough data

Not enough data

AI Agents[Hide 7 FeaturesShow 7 Features](javascript:void(0);)

Not enough data

Not enough data

Agentic AI - AI Agents

Autonomous Task Execution

Not enough data

Not enough data

Multi-step Planning

Not enough data

Not enough data

Cross-system Integration

Not enough data

Not enough data

Adaptive Learning

Not enough data

Not enough data

Natural Language Interaction

Not enough data

Not enough data

Proactive Assistance

Not enough data

Not enough data

Decision Making

Not enough data

Not enough data

User Insights

Reviewers' Company Size

[![Amazon Lex](https://images.g2crowd.com/uploads/product/hd_favicon/1528476498/amazon-lex.svg "Amazon Lex")](https://www.g2.com/products/amazon-lex/reviews)

Amazon Lex

Small-Business(50 or fewer emp.)

31.0%

Mid-Market(51-1000 emp.)

26.2%

Enterprise(\> 1000 emp.)

42.9%

[![Rasa](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_4c90301bc925592ec131471cf70b793b/rasa.png "Rasa")](https://www.g2.com/products/rasa/reviews)

Rasa

Small-Business(50 or fewer emp.)

72.7%

Mid-Market(51-1000 emp.)

9.1%

Enterprise(\> 1000 emp.)

18.2%

Small-Business

(50 or fewer emp.)

31.0%

72.7%

Mid-Market

(51-1000 emp.)

26.2%

9.1%

Enterprise

(\> 1000 emp.)

42.9%

18.2%

Reviewers' Industry

[![Amazon Lex](https://images.g2crowd.com/uploads/product/hd_favicon/1528476498/amazon-lex.svg "Amazon Lex")](https://www.g2.com/products/amazon-lex/reviews)
Amazon Lex

Computer Software

23.8%

Information Technology and Services

11.9%

Pharmaceuticals

7.1%

Consulting

4.8%

Banking

4.8%

Other

47.6%

[![Rasa](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_4c90301bc925592ec131471cf70b793b/rasa.png "Rasa")](https://www.g2.com/products/rasa/reviews)
Rasa

Computer Software

36.4%

Information Technology and Services

18.2%

Telecommunications

9.1%

Marketing and Advertising

9.1%

Graphic Design

9.1%

Other

18.2%

Alternatives

**Amazon Lex Alternatives**

 ![Google Cloud Dialogflow](https://images.g2crowd.com/uploads/product/hd_favicon/13b6d7a37dfde919f507da0c7059c466/google-cloud-dialogflow.svg "Google Cloud Dialogflow")

[
Google Cloud Dialogflow
](/products/google-cloud-dialogflow/reviews)

 ![Azure Bot Service](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_f176b4154a751d10150daa67a57b7dc5/azure-bot-service.jpg "Azure Bot Service")

[
Azure Bot Service
](/products/azure-bot-service/reviews)

 ![Drift](https://images.g2crowd.com/uploads/product/hd_favicon/0dde34d086fccc39e604a4d17950cdb2/drift.svg "Drift")

[
Drift
](/products/drift/reviews)

 ![LivePerson](https://images.g2crowd.com/uploads/product/hd_favicon/5f68a9fcd7a52d993079248f2f393c24/liveperson.svg "LivePerson")

[
LivePerson
](/products/liveperson/reviews)

**Rasa Alternatives**

 ![Botpress](https://images.g2crowd.com/uploads/product/hd_favicon/b0bcdaac035b8ee31609366c73c04498/botpress.svg "Botpress")

[
Botpress
](/products/botpress/reviews)

 ![Kore.AI](https://images.g2crowd.com/uploads/product/hd_favicon/a393abea50ebeb1acd100fe66ba5af81/kore-ai.svg "Kore.AI")

[
Kore.AI
](/products/kore-ai/reviews)

 ![Fin](https://images.g2crowd.com/uploads/product/hd_favicon/5d5fd30de40ef30f077664aa44f9775a/fin.svg "Fin")

[
Fin
](/products/fin/reviews)

 ![Drift](https://images.g2crowd.com/uploads/product/hd_favicon/0dde34d086fccc39e604a4d17950cdb2/drift.svg "Drift")

[
Drift
](/products/drift/reviews)

## Amazon Lex vs Rasa

- Reviewers felt that Amazon Lex meets the needs of their business better than Rasa.
- When comparing quality of ongoing product support, reviewers felt that Amazon Lex is the preferred option.
- For feature updates and roadmaps, our reviewers preferred the direction of Amazon Lex over Rasa.