name: Amazon Lex
description: Amazon Lex is a fully managed artificial intelligence (AI) service with advanced natural language models to design,
  build, test, and deploy conversational interfaces in applications. It provides the deep learning functionalities of automatic
  speech recognition (ASR) for converting speech to text, and natural language understanding (NLU) to recognize the intent
  of the text, enabling you to build applications with highly engaging user experiences and lifelike conversational interactions.
image: https://a0.awsstatic.com/libra-css/images/logos/aws_logo_smile_1200x630.png
url: https://apis.io/amazon-lex
created: '2024-01-15'
modified: '2026-05-19'
apis:
- name: Amazon Lex API
  description: The Amazon Lex API provides programmatic access to manage bots, bot aliases, bot channels, intents, slots,
    and slot types for building conversational AI interfaces and chatbots.
  image: https://a0.awsstatic.com/libra-css/images/logos/aws_logo_smile_1200x630.png
  baseURL: https://models-v2-lex.amazonaws.com
  properties:
  - type: Documentation
    url: https://docs.aws.amazon.com/lex/latest/dg/what-is.html
  - type: openapi
    url: openapi/openapi.yml
  - type: openapi
    url: https://api.apis.guru/v2/specs/amazonaws.com/models.lex.v2/latest/openapi.yaml
  - type: json-schema
    url: json-schema/json-schema.yml
  - type: json-ld
    url: json-ld/json-ld.yml
  - type: pricing
    url: https://aws.amazon.com/lex/pricing/
  - type: getting-started
    url: https://aws.amazon.com/lex/getting-started/
  - type: faq
    url: https://aws.amazon.com/lex/faqs/
  - type: JSONSchema
    url: json-schema/amazon-lex-bot-schema.json
  - type: JSONSchema
    url: json-schema/amazon-lex-intent-schema.json
  - type: JSONLD
    url: json-ld/amazon-lex-context.jsonld
  - type: NaftikoCapability
    url: capabilities/amazon-lex-bots.yaml
common:
- type: portal
  url: https://aws.amazon.com/
- type: website
  url: https://aws.amazon.com/lex/
- type: Documentation
  url: https://docs.aws.amazon.com/lex/
- type: terms-of-service
  url: https://aws.amazon.com/service-terms/
- type: privacy-policy
  url: https://aws.amazon.com/privacy/
- type: support
  url: https://aws.amazon.com/premiumsupport/
- type: blog
  url: https://aws.amazon.com/blogs/machine-learning/
- type: github
  url: https://github.com/aws
- type: console
  url: https://console.aws.amazon.com/lex/
- type: sign-up
  url: https://portal.aws.amazon.com/billing/signup
- type: login
  url: https://signin.aws.amazon.com/
- type: StatusPage
  url: https://health.aws.amazon.com/health/status
- type: knowledge-center
  url: https://repost.aws/knowledge-center
- type: youtube
  url: https://www.youtube.com/user/AmazonWebServices
- type: stack-overflow
  url: https://stackoverflow.com/questions/tagged/amazon-lex
- type: contact
  url: https://aws.amazon.com/contact-us/
- type: security
  url: https://aws.amazon.com/security/
- type: compliance
  url: https://aws.amazon.com/compliance/
- type: Features
  data:
  - name: Automatic Speech Recognition
    description: Convert speech to text with high accuracy using the same deep learning technology as Amazon Alexa.
  - name: Natural Language Understanding
    description: Understand the intent behind user input to build conversational interfaces.
  - name: Multi-Channel Deployment
    description: Deploy bots across web, mobile, messaging channels (Slack, Facebook Messenger, Twilio), and contact centers.
  - name: Amazon Connect Integration
    description: Build intelligent contact center bots with native integration with Amazon Connect.
  - name: Streaming Conversations
    description: Support multi-turn streaming conversations for complex dialog flows.
  - name: Intent Recognition
    description: Recognize user intents and extract slot values from natural language input.
- type: UseCases
  data:
  - name: Customer Service Chatbot
    description: Build self-service chatbots for customer support and FAQ handling.
  - name: Contact Center Automation
    description: Automate contact center interactions with intelligent IVR and agent assist.
  - name: Internal Help Desk
    description: Create employee-facing bots for IT help desk and HR self-service.
  - name: E-Commerce Assistant
    description: Build shopping assistants that understand natural language product queries.
- type: Integrations
  data:
  - name: Amazon Connect
    description: Deploy Lex bots in Amazon Connect contact flows for IVR and agent assist.
  - name: Amazon Kendra
    description: Combine Lex for dialog management with Kendra for intelligent document search.
  - name: AWS Lambda
    description: Use Lambda for fulfillment logic and business rules in bot conversations.
  - name: Amazon Polly
    description: Convert bot text responses to natural speech using Amazon Polly TTS.
- type: SpectralRules
  url: rules/amazon-lex-spectral-rules.yml
- type: Vocabulary
  url: vocabulary/amazon-lex-vocabulary.yaml
maintainer:
  name: Kin Lane
  email: kin@apievangelist.com