Amazon Lex has freemium pricing.

Does Amazon Lex offer API access?

Amazon Lex includes API access.

Amazon Lex

Freemium

https://aws.amazon.com/lex

Amazon Lex is an AWS service for building conversational interfaces using voice and text, powered by the same deep learning technology as Alexa. It offers automatic speech recognition (ASR) and natural language understanding (NLU) for deploying chatbots.

Category

Customer Support

Subcategory

Chatbot Builder

Free Tier

10,000 text requests and 5,000 speech requests free/month for first year

Paid Plans

$0.00075 per text request, $0.004 per speech request

API Cost

$0.00075-$0.004 per request

Web AppAPICLI

Amazon Lex Trust & Security Report

Certifications, AI-training posture, and security controls, with sourced proof.

VIEW

●SOC 1 / SOC 2 / SOC 3●ISO 27001●ISO 27017 (cloud security)●ISO 27018 (PII in cloud)●ISO 27701 (privacy information management)●ISO 42001●CSA STAR●PCI DSS Level 1●HIPAA●FedRAMP●GDPR (DPA available)

Verified against Amazon Lex's own trust and security pages. See the full report for sourced proof →

Region

Customer selects the AWS Region for Lex deployment; content used for service improvement/model training may be stored in a different AWS Region unless the customer opts out.

Trains on Data

Yes

Self-hostable

Building chatbots on AWS infrastructureAutomated call center and IVR systemsVoice interface for Alexa skillsCustomer service automation with Lambda integrationMultilingual conversational AI deployment