Amazon Kendra endpoints and quotas - AWS General Reference

Amazon Kendra endpoints and quotas

The following are the service endpoints and service quotas for this service. To connect programmatically to an AWS service, you use an endpoint. In addition to the standard AWS endpoints, some AWS services offer FIPS endpoints in selected Regions. For more information, see AWS service endpoints. Service quotas, also referred to as limits, are the maximum number of service resources or operations for your AWS account. For more information, see AWS service quotas.

Service endpoints

Amazon Kendra

Region Name Region Endpoint Protocol
US East (Ohio) us-east-2

kendra.us-east-2.amazonaws.com

kendra-fips.us-east-2.amazonaws.com

HTTPS

HTTPS

US East (N. Virginia) us-east-1

kendra.us-east-1.amazonaws.com

kendra-fips.us-east-1.amazonaws.com

HTTPS

HTTPS

US West (Oregon) us-west-2

kendra.us-west-2.amazonaws.com

kendra-fips.us-west-2.amazonaws.com

HTTPS

HTTPS

Asia Pacific (Mumbai) ap-south-1 kendra.ap-south-1.amazonaws.com HTTPS
Asia Pacific (Singapore) ap-southeast-1 kendra.ap-southeast-1.amazonaws.com HTTPS
Asia Pacific (Sydney) ap-southeast-2 kendra.ap-southeast-2.amazonaws.com HTTPS
Asia Pacific (Tokyo) ap-northeast-1 kendra.ap-northeast-1.amazonaws.com HTTPS
Canada (Central) ca-central-1

kendra.ca-central-1.amazonaws.com

kendra-fips.ca-central-1.amazonaws.com

HTTPS

HTTPS

Europe (Ireland) eu-west-1 kendra.eu-west-1.amazonaws.com HTTPS
Europe (London) eu-west-2 kendra.eu-west-2.amazonaws.com HTTPS
AWS GovCloud (US-West) us-gov-west-1

kendra.us-gov-west-1.amazonaws.com

kendra-fips.us-gov-west-1.amazonaws.com

HTTPS

HTTPS

Amazon Kendra Intelligent Ranking

Region Name Region Endpoint Protocol
US East (Ohio) us-east-2

kendra-ranking.us-east-2.api.aws

kendra-ranking-fips.us-east-2.api.aws

HTTPS

HTTPS

US East (N. Virginia) us-east-1

kendra-ranking.us-east-1.api.aws

kendra-ranking-fips.us-east-1.api.aws

HTTPS

HTTPS

US West (Oregon) us-west-2

kendra-ranking.us-west-2.api.aws

kendra-ranking-fips.us-west-2.api.aws

HTTPS

HTTPS

Asia Pacific (Mumbai) ap-south-1 kendra-ranking.ap-south-1.api.aws HTTPS
Asia Pacific (Singapore) ap-southeast-1 kendra-ranking.ap-southeast-1.api.aws HTTPS
Asia Pacific (Sydney) ap-southeast-2 kendra-ranking.ap-southeast-2.api.aws HTTPS
Asia Pacific (Tokyo) ap-northeast-1 kendra-ranking.ap-northeast-1.api.aws HTTPS
Canada (Central) ca-central-1

kendra-ranking.ca-central-1.api.aws

kendra-ranking-fips.ca-central-1.api.aws

HTTPS

HTTPS

Europe (Ireland) eu-west-1 kendra-ranking.eu-west-1.api.aws HTTPS

Service quotas

Amazon Kendra

Name Default Adjustable Description
Characters in query text Each supported Region: 1,000 Yes The maximum number of characters in query text.
Collapsed results to expand Each supported Region: 20 Yes The maximum number of collapsed result items to expand
Data sources (developer edition) Each supported Region: 5 No The maximum number of data sources per developer edition index.
Data sources (enterprise edition) Each supported Region: 50 Yes The maximum number of data sources per enterprise edition index.
Developer edition indexes Each supported Region: 10 Yes The maximum number of developer edition indexes that can be created per account.
Enterprise edition indexes Each supported Region: 10 Yes The maximum number of enterprise edition indexes that can be created per account.
Expanded results per collapsed result item Each supported Region: 5 Yes The maximum number of expanded results per item
Extracted text size Each supported Region: 5 Megabytes No The maximum extracted text size, in MB, from a file that can be ingested.
FAQs Each supported Region: 30 Yes The maximum number of FAQs that can be created per index.
Featured documents per featured results set Each supported Region: 4 Yes The maximum number of featured documents per featured results set.
Featured results sets per index Each supported Region: 50 Yes The maximum number of featured results sets per index.
File size Each supported Region: 50 Megabytes Yes The maximum file size, in MB, that can be ingested.
Ingestion attributes string list size Each supported Region: 10 Yes The maximum string list size per ingestion attribute.
Items in a query suggestions block list Each supported Region: 20,000 Yes The maximum number of items in a query suggestions block list.
Query attributes user group list size Each supported Region: 10 Yes The maximum user group list size per query attribute.
Query capacity units Each supported Region: 100 Yes The maximum number of query capacity units per index.
Query suggestions block list file size Each supported Region: 2 Megabytes Yes The maximum query suggestions block list file size in MB.
Query suggestions block lists Each supported Region: 1 No The maximum number of query suggestions block lists per index.
Query suggestions max additional response attributes in API Each supported Region: 5 Yes The maximum number of additional fields/attributes to include in the response for query suggestions per GetQuerySuggestions API call.
Query suggestions max suggestable attributes in API Each supported Region: 10 Yes The maximum number of fields/attributes for query suggestions per GetQuerySuggestions API call
Query suggestions returned in API Each supported Region: 10 Yes The maximum number of query suggestions returned in a GetQuerySuggestions API call.
Sort configurations Each supported Region: 3 Yes The maximum number of sort configurations
Spell correction query suggestions Each supported Region: 1 Yes The maximum number of spell-corrected query suggestions to return in a Query API call.
Storage capacity units Each supported Region: 100 Yes The maximum number of storage capacity units per index.
Synonym rules per thesaurus Each supported Region: 10,000 Yes The maximum number of synonym rules per thesaurus.
Synonyms per term Each supported Region: 10 No The maximum number of synonyms per term in all thesauri in a index.
Thesauri Each supported Region: 1 No The maximum number of thesauri per index.
Thesaurus file size Each supported Region: 5 Megabytes Yes The maximum thesaurus file size in MB.

Amazon Kendra Intelligent Ranking

Name Default Adjustable Description
Maximum documents per group per Rescore request Each supported Region: 3 No The maximum number of documents per group per Rescore request.
Maximum rescore capacity units per execution plan Each supported Region: 1,000 No The maximum number of rescore capacity units per execution plan.
Maximum tokens per document body Each supported Region: 200 No The maximum number of tokens in the body of a single document.
Maximum tokens per document title Each supported Region: 100 No The maximum number of tokens in the title of a single document.
Maximum unique documents per Rescore request Each supported Region: 25 No The maximum number of unique documents (or unique groups) per Rescore request.
Rescore capacity units per account Each supported Region: 50 Yes The maximum number of rescore execution plans per account.