Indexes - Get Statistics

Service:: Search Service

API Version:: 2026-04-01

Returns statistics for the given index, including a document count and storage usage.

GET {endpoint}/indexes('{indexName}')/search.stats?api-version=2026-04-01

URI Parameters

Name	In	Required	Type	Description
endpoint	path	True	string (uri)	The endpoint URL of the search service.
indexName	path	True	string	The name of the index.
api-version	query	True	string minLength: 1	The API version to use for this operation.

Request Header

Name	Required	Type	Description
Accept		Accept	The Accept header.
x-ms-client-request-id		string (uuid)	An opaque, globally-unique, client-generated string identifier for the request.

Responses

Name	Type	Description
200 OK	GetIndexStatisticsResult	The request has succeeded.
Other Status Codes	ErrorResponse	An unexpected error response.

Security

api-key

Type: apiKey
In: header

OAuth2Auth

Type: oauth2
Flow: implicit
Authorization URL: https://login.microsoftonline.com/common/oauth2/v2.0/authorize

Scopes

Name	Description
https://search.azure.com/.default

Examples

SearchServiceGetIndexStatistics

Sample request

HTTP

GET https://exampleservice.search.windows.net/indexes('example-index')/search.stats?api-version=2026-04-01

Sample response

Status code:: 200

{
  "documentCount": 12,
  "storageSize": 123456,
  "vectorIndexSize": 123456
}

Definitions

Name	Description
Accept	The Accept header.
ErrorAdditionalInfo	The resource management error additional info.
ErrorDetail	The error detail.
ErrorResponse	Common error response for all Azure Resource Manager APIs to return error details for failed operations. (This also follows the OData error response format.).
GetIndexStatisticsResult	Statistics for a given index. Statistics are collected periodically and are not guaranteed to always be up-to-date.

Accept

Enumeration

The Accept header.

Value	Description
application/json;odata.metadata=minimal

ErrorAdditionalInfo

Object

The resource management error additional info.

Name	Type	Description
info		The additional info.
type	string	The additional info type.

ErrorDetail

Object

The error detail.

Name	Type	Description
additionalInfo	ErrorAdditionalInfo[]	The error additional info.
code	string	The error code.
details	ErrorDetail[]	The error details.
message	string	The error message.
target	string	The error target.

ErrorResponse

Object

Common error response for all Azure Resource Manager APIs to return error details for failed operations. (This also follows the OData error response format.).

Name	Type	Description
error	ErrorDetail	The error object.

GetIndexStatisticsResult

Object

Statistics for a given index. Statistics are collected periodically and are not guaranteed to always be up-to-date.

Name	Type	Description
documentCount	integer (int64)	The number of documents in the index.
storageSize	integer (int64)	The amount of storage in bytes consumed by the index.
vectorIndexSize	integer (int64)	The amount of memory in bytes consumed by vectors in the index.