Category: Cloud Computing

Amazon Kendra replaces keyword-based enterprise search with ML-powered natural language understanding — extracting precise answers from your documents with confidence scores, source citations, and automatic access control enforcement. This guide covers index architecture, three result types, 14+ data source connectors with ACL sync, the Kendra Retriever API for RAG with Bedrock, GenAI Index, pricing, security, and a comparison with Azure AI Search.

Amazon Lex brings Alexa-grade conversational AI to your applications — supporting both voice and text across multiple channels, with generative AI capabilities powered by Amazon Bedrock. This guide covers intent-based dialog architecture, Bedrock GenAI integration (Assisted NLU, QnA Intent, BedrockAgentIntent), Visual Conversation Builder, Automated Chatbot Designer, two interaction models (request-response vs streaming), pricing, security, Amazon Connect IVR integration, and a comparison with Azure Bot Service.

Amazon Polly converts text to lifelike speech through four voice engines — Standard, Neural, Long-Form, and Generative — across 30+ languages. This guide covers all engine tiers, SSML control, custom lexicons, Speech Marks, pricing, and a comparison with Azure AI Speech.

Amazon Transcribe converts speech to text at scale — supporting 100+ languages, real-time streaming, speaker diarization, PII redaction, and specialized variants for healthcare (Transcribe Medical) and contact centers (Call Analytics). This guide covers batch and streaming modes, custom vocabularies, pricing, security, and a comparison with Azure Speech to Text.

Amazon Textract goes beyond OCR to extract structured data from invoices, forms, IDs, and loan packages using ML-powered APIs. This guide covers DetectDocumentText, AnalyzeDocument, Queries, AnalyzeExpense, AnalyzeID, Analyze Lending, Custom Queries, pricing, security, and a comparison with Azure AI Document Intelligence.