Amazon Kendra

C
C tier on AI Enterprise Search SoftwareScore 6.1 · #11 of 23
Android app
Not listed
Free plan
Trial only
Paid plans from
$0.32/mo
Runs on
api, Web

Summary

Amazon Kendra is a cloud enterprise search service for websites and applications. It answers natural-language questions, finds curated FAQs, and can extract answers from HTML tables. Its Retriever API supplies semantically relevant passages for retrieval-augmented generation, with access-control and metadata filters and relevance tuning. Native connectors include Amazon S3, SharePoint, Salesforce, ServiceNow, Google Drive, and Confluence; custom and partner connectors are also supported. Experience Builder lets users create a search application without coding or machine-learning experience. Search analytics cover quality, usability, user interaction, and content gaps, with data available through an API. Kendra can enrich documents by adding metadata, converting scans to text, classifying files, extracting entities, and transforming content. It encrypts data in transit and at rest. Access is through the AWS console, CLI, or SDKs, and campaign components must be created in the same AWS Region. GenAI Enterprise Edition indexes are limited to four regions, and connector-ingested documents have a 50 MB maximum size.

Who it is for

Kendra suits organizations building enterprise search for websites or applications, especially those working with the listed data sources and identity providers. It may also fit teams building retrieval-augmented generation workflows that need filtered, relevant passages.

What is good

  • Answers natural-language questions
  • Connects to listed business data sources
  • Experience Builder requires no coding
  • Encrypts data in transit and at rest
  • Search analytics data is available through an API

What to know first

  • GenAI Enterprise Edition indexes have four-region availability
  • Connector-ingested documents are limited to 50 MB
  • Campaign components must share an AWS Region

Verdict

Kendra combines enterprise search, connectors, document enrichment, and analytics with APIs for search and retrieval workflows. Check regional availability, document-size limits, and plan pricing for your intended use.

Amazon Kendra plans and pricing

All plans
GenAI Enterprise Edition $0.32/mo $0.32 per hour up to 20,000 documents or 200MB extracted text · 0.1 QPS (approximately 8,000 queries/day) aws.amazon.com · 1 Oct 2026
Basic Developer Edition $1.13/mo $1.125 per hour up to 10,000 documents or 3GB extracted text · 0.05 QPS (approximately 4,000 queries/day) · not recommended for production workloads aws.amazon.com · 1 Oct 2026
Basic Enterprise Edition $1.40/mo $1.4 per hour up to 100,000 documents or 30GB extracted text · 0.1 QPS (approximately 8,000 queries/day) aws.amazon.com · 1 Oct 2026
Connectors for GenAI Enterprise Edition $30/mo $30 per index per month includes up to 500 hours of sync usage per month aws.amazon.com · 1 Oct 2026

Compared on AI enterprise search software

Free plan
Noaws.amazon.com
Source connectors
5aws.amazon.com
Permission sync
Yesaws.amazon.com
Answer citations
Yesaws.amazon.com
Deployment options
cloudaws.amazon.com
Indexed content limit
3 GBaws.amazon.com
Admin controls
Yesaws.amazon.com

Facts

What it does
Amazon Kendra is an intelligent enterprise search service powered by machine learning for websites and applications.aws.amazon.com · 1 Oct 2026
Natural-language search
Kendra answers natural-language questions, matches curated FAQs, and can extract answers from tables in HTML pages.aws.amazon.com · 1 Oct 2026
Generative AI retrieval
The Kendra Retriever API returns semantically relevant passages with ACL filtering, metadata filtering, and relevance tuning for retrieval-augmented generation workflows.aws.amazon.com · 1 Oct 2026
Connectors
Native connectors include Amazon S3, Microsoft SharePoint, Salesforce, ServiceNow, Google Drive, and Confluence, with custom and partner connectors also supported.aws.amazon.com · 1 Oct 2026
Domain optimization
Kendra is optimized for domains including IT, financial services, insurance, pharmaceuticals, legal, healthcare, telecommunications, automotive, and others.aws.amazon.com · 1 Oct 2026
No-code builder
Experience Builder lets users create, customize, and launch a search application without coding or machine-learning experience.aws.amazon.com · 1 Oct 2026
Identity integration
Experience Builder integrates with AWS IAM Identity Center and supports identity providers such as Azure AD and Okta for single sign-on.aws.amazon.com · 1 Oct 2026
Search analytics
The Search Analytics Dashboard reports search quality, usability, user interaction, and content-gap metrics and exposes the data through an API.aws.amazon.com · 1 Oct 2026
Document enrichment
Custom Document Enrichment can add metadata, convert scanned documents to text, classify documents, extract entities, and transform content using rules or AWS Lambda.aws.amazon.com · 1 Oct 2026
Security
Kendra encrypts data in transit and at rest and supports AWS-owned, AWS-managed, or customer-managed KMS keys for at-rest encryption.aws.amazon.com · 1 Oct 2026
Compliance
Amazon Kendra is compliant with HIPAA, SOC 2, IRAP, FedRAMP Moderate in US East and US West, and FedRAMP High in AWS GovCloud (US-West).docs.aws.amazon.com · 1 Oct 2026
Access methods
Kendra can be accessed through the Amazon Kendra console, AWS CLI, and AWS SDKs, and components of a campaign must be created in the same AWS Region.docs.aws.amazon.com · 1 Oct 2026
Regional limit
GenAI Enterprise Edition indexes are available only in US East (N. Virginia), US West (Oregon), Europe (Ireland), and Asia Pacific (Sydney).docs.aws.amazon.com · 1 Oct 2026
Document-size limit
The maximum size of a single document or raw file ingested through a data-source connector is 50 MB.docs.aws.amazon.com · 1 Oct 2026

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