# v1.50.1 (2025-08-29)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.50.0 (2025-08-27)

* **Feature**: Remove incorrect endpoint tests
* **Dependency Update**: Update to smithy-go v1.23.0.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.49.2 (2025-08-21)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.49.1 (2025-08-20)

* **Bug Fix**: Remove unused deserialization code.

# v1.49.0 (2025-08-11)

* **Feature**: Add support for configuring per-service Options via callback on global config.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.48.0 (2025-08-04)

* **Feature**: Support configurable auth scheme preferences in service clients via AWS_AUTH_SCHEME_PREFERENCE in the environment, auth_scheme_preference in the config file, and through in-code settings on LoadDefaultConfig and client constructor methods.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.47.1 (2025-07-30)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.47.0 (2025-07-28)

* **Feature**: Add support for HTTP interceptors.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.46.4 (2025-07-19)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.46.3 (2025-06-17)

* **Dependency Update**: Update to smithy-go v1.22.4.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.46.2 (2025-06-10)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.46.1 (2025-06-06)

* No change notes available for this release.

# v1.46.0 (2025-04-10)

* **Feature**: AWS ElastiCache SDK now supports using MemcachedUpgradeConfig parameter with ModifyCacheCluster API to enable updating Memcached cache node types. Please refer to updated AWS ElastiCache public documentation for detailed information on API usage and implementation.

# v1.45.2 (2025-04-03)

* No change notes available for this release.

# v1.45.1 (2025-03-04.2)

* **Bug Fix**: Add assurance test for operation order.
* **Documentation**: Doc only update, listing 'valkey7' and 'valkey8' as engine options for parameter groups.

# v1.45.0 (2025-02-27)

* **Feature**: Track credential providers via User-Agent Feature ids
* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.14 (2025-02-24)

* **Documentation**: Documentation update, adding clarity and rephrasing.

# v1.44.13 (2025-02-18)

* **Bug Fix**: Bump go version to 1.22
* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.12 (2025-02-05)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.11 (2025-02-04)

* No change notes available for this release.

# v1.44.10 (2025-01-31)

* **Dependency Update**: Switch to code-generated waiter matchers, removing the dependency on go-jmespath.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.9 (2025-01-30)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.8 (2025-01-24)

* **Dependency Update**: Updated to the latest SDK module versions
* **Dependency Update**: Upgrade to smithy-go v1.22.2.

# v1.44.7 (2025-01-17)

* **Bug Fix**: Fix bug where credentials weren't refreshed during retry loop.

# v1.44.6 (2025-01-15)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.5 (2025-01-14)

* **Bug Fix**: Fix issue where waiters were not failing on unmatched errors as they should. This may have breaking behavioral changes for users in fringe cases. See [this announcement](https://github.com/aws/aws-sdk-go-v2/discussions/2954) for more information.

# v1.44.4 (2025-01-09)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.3 (2025-01-08)

* No change notes available for this release.

# v1.44.2 (2024-12-19)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.1 (2024-12-02)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.44.0 (2024-11-21)

* **Feature**: Added support to modify the engine type for existing ElastiCache Users and User Groups. Customers can now modify the engine type from redis to valkey.

# v1.43.3 (2024-11-18)

* **Dependency Update**: Update to smithy-go v1.22.1.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.43.2 (2024-11-06)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.43.1 (2024-10-28)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.43.0 (2024-10-08)

* **Feature**: AWS ElastiCache SDK now supports using APIs with newly launched Valkey engine. Please refer to updated AWS ElastiCache public documentation for detailed information on API usage.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.42.1 (2024-10-07)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.42.0 (2024-10-04)

* **Feature**: Add support for HTTP client metrics.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.41.4 (2024-10-03)

* No change notes available for this release.

# v1.41.3 (2024-09-27)

* No change notes available for this release.

# v1.41.2 (2024-09-25)

* No change notes available for this release.

# v1.41.1 (2024-09-23)

* No change notes available for this release.

# v1.41.0 (2024-09-20)

* **Feature**: Add tracing and metrics support to service clients.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.40.10 (2024-09-17)

* **Bug Fix**: **BREAKFIX**: Only generate AccountIDEndpointMode config for services that use it. This is a compiler break, but removes no actual functionality, as no services currently use the account ID in endpoint resolution.

# v1.40.9 (2024-09-04)

* No change notes available for this release.

# v1.40.8 (2024-09-03)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.40.7 (2024-08-22)

* No change notes available for this release.

# v1.40.6 (2024-08-15)

* **Dependency Update**: Bump minimum Go version to 1.21.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.40.5 (2024-07-30)

* **Documentation**: Doc only update for changes to deletion API.

# v1.40.4 (2024-07-29)

* **Documentation**: Renaming full service name as it appears in developer documentation.

# v1.40.3 (2024-07-10.2)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.40.2 (2024-07-10)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.40.1 (2024-06-28)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.40.0 (2024-06-26)

* **Feature**: Support list-of-string endpoint parameter.

# v1.39.1 (2024-06-19)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.39.0 (2024-06-18)

* **Feature**: Track usage of various AWS SDK features in user-agent string.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.38.9 (2024-06-17)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.38.8 (2024-06-07)

* **Bug Fix**: Add clock skew correction on all service clients
* **Dependency Update**: Updated to the latest SDK module versions

# v1.38.7 (2024-06-03)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.38.6 (2024-05-31)

* **Documentation**: Update to attributes of TestFailover and minor revisions.

# v1.38.5 (2024-05-23)

* No change notes available for this release.

# v1.38.4 (2024-05-16)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.38.3 (2024-05-15)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.38.2 (2024-05-08)

* **Bug Fix**: GoDoc improvement

# v1.38.1 (2024-03-29)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.38.0 (2024-03-27)

* **Feature**: Added minimum capacity to  Amazon ElastiCache Serverless. This feature allows customer to ensure minimum capacity even without current load

# v1.37.4 (2024-03-18)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.37.3 (2024-03-11)

* **Documentation**: Revisions to API text that are now to be carried over to SDK text, changing usages of "SFO" in code examples to "us-west-1", and some other typos.

# v1.37.2 (2024-03-07)

* **Bug Fix**: Remove dependency on go-cmp.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.37.1 (2024-02-23)

* **Bug Fix**: Move all common, SDK-side middleware stack ops into the service client module to prevent cross-module compatibility issues in the future.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.37.0 (2024-02-22)

* **Feature**: Add middleware stack snapshot tests.

# v1.36.2 (2024-02-21)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.36.1 (2024-02-20)

* **Bug Fix**: When sourcing values for a service's `EndpointParameters`, the lack of a configured region (i.e. `options.Region == ""`) will now translate to a `nil` value for `EndpointParameters.Region` instead of a pointer to the empty string `""`. This will result in a much more explicit error when calling an operation instead of an obscure hostname lookup failure.

# v1.36.0 (2024-02-16)

* **Feature**: Add new ClientOptions field to waiter config which allows you to extend the config for operation calls made by waiters.

# v1.35.0 (2024-02-13)

* **Feature**: Bump minimum Go version to 1.20 per our language support policy.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.34.7 (2024-01-04)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.34.6 (2023-12-20)

* No change notes available for this release.

# v1.34.5 (2023-12-08)

* **Bug Fix**: Reinstate presence of default Retryer in functional options, but still respect max attempts set therein.

# v1.34.4 (2023-12-07)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.34.3 (2023-12-06)

* **Bug Fix**: Restore pre-refactor auth behavior where all operations could technically be performed anonymously.

# v1.34.2 (2023-12-01)

* **Bug Fix**: Correct wrapping of errors in authentication workflow.
* **Bug Fix**: Correctly recognize cache-wrapped instances of AnonymousCredentials at client construction.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.34.1 (2023-11-30)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.34.0 (2023-11-29)

* **Feature**: Expose Options() accessor on service clients.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.33.1 (2023-11-28.2)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.33.0 (2023-11-28)

* **Feature**: Launching Amazon ElastiCache Serverless that enables you to create a cache in under a minute without any capacity management. ElastiCache Serverless monitors the cache's memory, CPU, and network usage and scales both vertically and horizontally to support your application's requirements.
* **Bug Fix**: Respect setting RetryMaxAttempts in functional options at client construction.

# v1.32.3 (2023-11-20)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.32.2 (2023-11-15)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.32.1 (2023-11-09)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.32.0 (2023-11-01)

* **Feature**: Adds support for configured endpoints via environment variables and the AWS shared configuration file.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.31.0 (2023-10-31)

* **Feature**: **BREAKING CHANGE**: Bump minimum go version to 1.19 per the revised [go version support policy](https://aws.amazon.com/blogs/developer/aws-sdk-for-go-aligns-with-go-release-policy-on-supported-runtimes/).
* **Dependency Update**: Updated to the latest SDK module versions

# v1.30.0 (2023-10-24)

* **Feature**: **BREAKFIX**: Correct nullability and default value representation of various input fields across a large number of services. Calling code that references one or more of the affected fields will need to update usage accordingly. See [2162](https://github.com/aws/aws-sdk-go-v2/issues/2162).

# v1.29.5 (2023-10-12)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.29.4 (2023-10-06)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.29.3 (2023-08-21)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.29.2 (2023-08-18)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.29.1 (2023-08-17)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.29.0 (2023-08-08)

* **Feature**: Added support for cluster mode in online migration and test migration API

# v1.28.2 (2023-08-07)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.28.1 (2023-08-01)

* No change notes available for this release.

# v1.28.0 (2023-07-31)

* **Feature**: Adds support for smithy-modeled endpoint resolution. A new rules-based endpoint resolution will be added to the SDK which will supercede and deprecate existing endpoint resolution. Specifically, EndpointResolver will be deprecated while BaseEndpoint and EndpointResolverV2 will take its place. For more information, please see the Endpoints section in our Developer Guide.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.27.4 (2023-07-28)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.27.3 (2023-07-13)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.27.2 (2023-06-15)

* No change notes available for this release.

# v1.27.1 (2023-06-13)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.27.0 (2023-05-11)

* **Feature**: Added support to modify the cluster mode configuration for the existing ElastiCache ReplicationGroups. Customers can now modify the configuration from cluster mode disabled to cluster mode enabled.

# v1.26.10 (2023-05-04)

* No change notes available for this release.

# v1.26.9 (2023-04-24)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.26.8 (2023-04-10)

* No change notes available for this release.

# v1.26.7 (2023-04-07)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.26.6 (2023-03-21)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.26.5 (2023-03-10)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.26.4 (2023-02-22)

* **Bug Fix**: Prevent nil pointer dereference when retrieving error codes.

# v1.26.3 (2023-02-20)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.26.2 (2023-02-03)

* **Dependency Update**: Updated to the latest SDK module versions
* **Dependency Update**: Upgrade smithy to 1.27.2 and correct empty query list serialization.

# v1.26.1 (2023-01-23)

* No change notes available for this release.

# v1.26.0 (2023-01-05)

* **Feature**: Add `ErrorCodeOverride` field to all error structs (aws/smithy-go#401).

# v1.25.0 (2022-12-28)

* **Feature**: This release allows you to modify the encryption in transit setting, for existing Redis clusters. You can now change the TLS configuration of your Redis clusters without the need to re-build or re-provision the clusters or impact application availability.

# v1.24.3 (2022-12-15)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.24.2 (2022-12-02)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.24.1 (2022-11-22)

* No change notes available for this release.

# v1.24.0 (2022-11-16)

* **Feature**: for Redis now supports AWS Identity and Access Management authentication access to Redis clusters starting with redis-engine version 7.0

# v1.23.1 (2022-11-10)

* No change notes available for this release.

# v1.23.0 (2022-11-07)

* **Feature**: Added support for IPv6 and dual stack for Memcached and Redis clusters. Customers can now launch new Redis and Memcached clusters with IPv6 and dual stack networking support.

# v1.22.12 (2022-10-24)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.11 (2022-10-21)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.10 (2022-09-20)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.9 (2022-09-14)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.8 (2022-09-02)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.7 (2022-08-31)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.6 (2022-08-30)

* No change notes available for this release.

# v1.22.5 (2022-08-29)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.4 (2022-08-11)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.3 (2022-08-09)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.2 (2022-08-08)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.1 (2022-08-01)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.0 (2022-07-18)

* **Feature**: Adding AutoMinorVersionUpgrade in the DescribeReplicationGroups API

# v1.21.3 (2022-07-05)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.21.2 (2022-06-29)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.21.1 (2022-06-07)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.21.0 (2022-05-23)

* **Feature**: Added support for encryption in transit for Memcached clusters. Customers can now launch Memcached cluster with encryption in transit enabled when using Memcached version 1.6.12 or later.

# v1.20.7 (2022-05-17)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.20.6 (2022-04-25)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.20.5 (2022-04-21)

* **Documentation**: Doc only update for ElastiCache

# v1.20.4 (2022-03-30)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.20.3 (2022-03-24)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.20.2 (2022-03-23)

* **Documentation**: Doc only update for ElastiCache
* **Dependency Update**: Updated to the latest SDK module versions

# v1.20.1 (2022-03-14)

* **Documentation**: Doc only update for ElastiCache

# v1.20.0 (2022-03-08)

* **Feature**: Updated `github.com/aws/smithy-go` to latest version
* **Documentation**: Updated service client model to latest release.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.19.0 (2022-02-24)

* **Feature**: API client updated
* **Feature**: Adds RetryMaxAttempts and RetryMod to API client Options. This allows the API clients' default Retryer to be configured from the shared configuration files or environment variables. Adding a new Retry mode of `Adaptive`. `Adaptive` retry mode is an experimental mode, adding client rate limiting when throttles reponses are received from an API. See [retry.AdaptiveMode](https://pkg.go.dev/github.com/aws/aws-sdk-go-v2/aws/retry#AdaptiveMode) for more details, and configuration options.
* **Feature**: Updated `github.com/aws/smithy-go` to latest version
* **Dependency Update**: Updated to the latest SDK module versions

# v1.18.0 (2022-01-14)

* **Feature**: Updated API models
* **Feature**: Updated `github.com/aws/smithy-go` to latest version
* **Dependency Update**: Updated to the latest SDK module versions

# v1.17.0 (2022-01-07)

* **Feature**: Updated `github.com/aws/smithy-go` to latest version
* **Dependency Update**: Updated to the latest SDK module versions

# v1.16.0 (2021-12-21)

* **Feature**: API Paginators now support specifying the initial starting token, and support stopping on empty string tokens.
* **Feature**: Updated to latest service endpoints

# v1.15.1 (2021-12-02)

* **Bug Fix**: Fixes a bug that prevented aws.EndpointResolverWithOptions from being used by the service client. ([#1514](https://github.com/aws/aws-sdk-go-v2/pull/1514))
* **Dependency Update**: Updated to the latest SDK module versions

# v1.15.0 (2021-11-30)

* **Feature**: API client updated

# v1.14.1 (2021-11-19)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.14.0 (2021-11-12)

* **Feature**: Service clients now support custom endpoints that have an initial URI path defined.
* **Feature**: Waiters now have a `WaitForOutput` method, which can be used to retrieve the output of the successful wait operation. Thank you to [Andrew Haines](https://github.com/haines) for contributing this feature.

# v1.13.0 (2021-11-06)

* **Feature**: The SDK now supports configuration of FIPS and DualStack endpoints using environment variables, shared configuration, or programmatically.
* **Feature**: Updated `github.com/aws/smithy-go` to latest version
* **Feature**: Updated service to latest API model.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.12.0 (2021-10-21)

* **Feature**: API client updated
* **Feature**: Updated  to latest version
* **Dependency Update**: Updated to the latest SDK module versions

# v1.11.2 (2021-10-11)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.11.1 (2021-09-17)

* **Dependency Update**: Updated to the latest SDK module versions

# v1.11.0 (2021-09-10)

* **Feature**: API client updated

# v1.10.0 (2021-08-27)

* **Feature**: Updated `github.com/aws/smithy-go` to latest version
* **Dependency Update**: Updated to the latest SDK module versions

# v1.9.0 (2021-08-19)

* **Feature**: API client updated
* **Dependency Update**: Updated to the latest SDK module versions

# v1.8.1 (2021-08-04)

* **Dependency Update**: Updated `github.com/aws/smithy-go` to latest version.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.8.0 (2021-07-15)

* **Feature**: The ErrorCode method on generated service error types has been corrected to match the API model.
* **Dependency Update**: Updated `github.com/aws/smithy-go` to latest version
* **Dependency Update**: Updated to the latest SDK module versions

# v1.7.0 (2021-06-25)

* **Feature**: API client updated
* **Feature**: Updated `github.com/aws/smithy-go` to latest version
* **Dependency Update**: Updated to the latest SDK module versions

# v1.6.1 (2021-06-04)

* No change notes available for this release.

# v1.6.0 (2021-05-20)

* **Feature**: API client updated
* **Dependency Update**: Updated to the latest SDK module versions

# v1.5.0 (2021-05-14)

* **Feature**: Constant has been added to modules to enable runtime version inspection for reporting.
* **Dependency Update**: Updated to the latest SDK module versions

