Nested Classes
Modifier and Type	Class	Description
`public final class`	`BetaMessageBatchRetrieveParams.Builder`	A builder for BetaMessageBatchRetrieveParams.

Fields
Modifier and Type	Field	Description

Constructors
Constructor	Description

Enum Constants
Enum Constant	Description

Modifier and Type	Method	Description
`final String`	`messageBatchId()`	ID of the Message Batch.
`final Optional<List<AnthropicBeta>>`	`betas()`	Optional header to specify the beta version(s) you want to use.
`final Headers`	`_additionalHeaders()`
`final QueryParams`	`_additionalQueryParams()`
`Headers`	`_headers()`	The full set of headers in the parameters, including both fixed and additional headers.
`QueryParams`	`_queryParams()`	The full set of query params in the parameters, including both fixed and additional query params.
`final String`	`getPathParam(Integer index)`
`final BetaMessageBatchRetrieveParams.Builder`	`toBuilder()`
`Boolean`	`equals(Object other)`
`Integer`	`hashCode()`
`String`	`toString()`
`final static BetaMessageBatchRetrieveParams.Builder`	`builder()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

betas
```
 final Optional<List<AnthropicBeta>> betas()
```
Optional header to specify the beta version(s) you want to use.

 final QueryParams _additionalQueryParams()

_headers
```
 Headers _headers()
```
The full set of headers in the parameters, including both fixed and additional headers.

_queryParams
```
 QueryParams _queryParams()
```
The full set of query params in the parameters, including both fixed and additional query params.

 final String getPathParam(Integer index)

 final BetaMessageBatchRetrieveParams.Builder toBuilder()

 final static BetaMessageBatchRetrieveParams.Builder builder()

Class BetaMessageBatchRetrieveParams