Amazon Comprehend

API

AWS API for sentiment, entities, PII detection and text classification

Price: 12-month free trial, then pay per use
Access: AWS credentials

About

AWS natural language service that detects sentiment, entities, key phrases, language, PII and toxic content, and trains custom classifiers and entity recognizers. Most features cover 12 languages; PII detection covers only English and Spanish.

What you can do with it

Score reviews and support tickets as positive, negative, neutral or mixed
Find names, addresses and card numbers in text and redact them in batch jobs
Train a custom classifier to route documents or tickets by category

Get started

Create an IAM user or role with Comprehend access
Configure the AWS CLI with that profile and a supported region

Example

aws comprehend detect-sentiment \
  --language-code en \
  --text "It is raining today in Seattle." \
  --region us-east-1

aws comprehend detect-pii-entities \
  --language-code en \
  --text "Hello Paul Santos. Your card 1111-0000-1111-0000 was mailed." \
  --region us-east-1

Details

Hosting: Hosted service
Available in: Worldwide
Official SDKs: Python, JavaScript/TypeScript, Java, Go, Ruby, PHP, C#, Kotlin, Rust, Swift
MCP server: None
Works with: AWS