Quotas for Amazon Kendra
Supported regions
For a list of AWS Regions where Amazon Kendra is available, see AWS Regions and Endpoints in the Amazon Web Services General Reference.
Quotas
Service quotas, also referred to as limits, are the maximum number of service resources for your AWS account. For more information, see AWS Service Quotas in the AWS General Reference.
| Description | Default | Edition | Adjustable |
|---|---|---|---|
| Maximum number of indexes per account | 5 | Developer | Yes |
| Maximum number of indexes per account | 5 | Enterprise | Yes |
| Maximum number of data sources per index | 5 | Developer | No |
| Maximum number of data sources per index | 50 | Enterprise | Yes |
| Maximum amount of text extracted for an index or a single unit of storage capacity | 3 GB | Developer | Yes |
| Maximum amount of text extracted for an index or a single unit of storage capacity | 30 GB | Enterprise | Yes |
| Maximum number of documents for an index or a single unit of storage capacity. You must also not exceed the maximum text extracted. | 10,000 | Developer | Yes |
| Maximum number of documents for an index or a single unit of storage capacity. You must also not exceed the maximum text extracted. | 100,000 | Enterprise | Yes |
| Maximum number of queries per second for an index or a single unit of query capacity | 0.05 | Developer | Yes |
| Maximum number of queries per second for an index or a single unit of query capacity | 0.1 | Enterprise | Yes |
| Maximum number of storage capacity units per index | 100 | Enterprise | Yes |
| Maximum number of query capacity units per index | 100 | Enterprise | Yes |
| Maximum number of search results retrieved for a query | 100 | All editions | Yes |
| Maximum size of a single document | 50 MB | All editions | Yes |
| Maximum amount of text extracted from a single document | 5 MB | All editions | Yes |
| Maximum user group list size per query attribute | 10 | All editions | Yes |
| Maximum string list size per query attribute | 10 | All editions | Yes |
| Maximum number of custom attributes per index | 500 | All editions | No |
| Maximum number of FAQs per index | 30 | All editions | Yes |
| Maximum size of 1 FAQ | 1 MB | All editions | Yes |
| Maximum number of results returned for FAQ | 4 | All editions | Yes |
| Maximum number of thesauri per index | 1 | All editions | No |
| Maximum size of a thesaurus file | 5 MB | All editions | Yes |
| Maximum number of synonym rules per thesaurus | 10,000 | All editions | Yes |
| Maximum number of synonyms per term in all thesauri in an index | 10 | All editions | No |
| Maximum number of block lists per index | 1 | All editions | No |
| Maximum size of a block list text file | 2 MB | All editions | Yes |
| Maximum number of items (words or phrases) in a block list | 20,000 | All editions | Yes |
| Maximum number of Amazon Kendra experiences per index | 50 | All editions | Yes |
For more information about Amazon Kendra service quotas and to request a quota increase, see
Service Quotas
