Dependency Update: Updated to the latest SDK module versions
v1.63.4 (2026-03-03)
Dependency Update: Bump minimum Go version to 1.24
Dependency Update: Updated to the latest SDK module versions
v1.63.3 (2026-02-23)
Dependency Update: Updated to the latest SDK module versions
v1.63.2 (2026-01-14)
Documentation: Cost Categories added support to BillingView data filter expressions through the new costCategories parameter, enabling users to filter billing views by AWS Cost Categories for more granular cost management and allocation.
v1.63.1 (2026-01-09)
Dependency Update: Updated to the latest SDK module versions
v1.63.0 (2026-01-06)
Feature: This release updates existing reservation recommendations API to support deployment model.
v1.62.0 (2025-12-08)
Feature: Add support for Cost Category resource associations including filtering by resource type on ListCostCategoryDefinitions and new ListCostCategoryResourceAssociations API.
Dependency Update: Updated to the latest SDK module versions
v1.61.0 (2025-12-02)
Feature: This release updates existing Savings Plans Purchase Analyzer and Recommendations APIs to support Database Savings Plans.
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Upgrade to smithy-go v1.24.0. Notably this version of the library reduces the allocation footprint of the middleware system. We observe a ~10% reduction in allocations per SDK call with this change.
v1.60.2 (2025-11-25)
Bug Fix: Add error check for endpoint param binding during auth scheme resolution to fix panic reported in #3234
v1.60.1 (2025-11-19.2)
Dependency Update: Updated to the latest SDK module versions
v1.60.0 (2025-11-19)
Feature: Add support for COST_CATEGORY, TAG, and LINKED_ACCOUNT AWS managed cost anomaly detection monitors
v1.59.4 (2025-11-12)
Bug Fix: Further reduce allocation overhead when the metrics system isn't in-use.
Bug Fix: Reduce allocation overhead when the client doesn't have any HTTP interceptors configured.
Bug Fix: Remove blank trace spans towards the beginning of the request that added no additional information. This conveys a slight reduction in overall allocations.
v1.59.3 (2025-11-11)
Bug Fix: Return validation error if input region is not a valid host label.
v1.59.2 (2025-11-04)
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Upgrade to smithy-go v1.23.2 which should convey some passive reduction of overall allocations, especially when not using the metrics system.
v1.59.1 (2025-10-30)
Dependency Update: Updated to the latest SDK module versions
v1.59.0 (2025-10-27)
Feature: Updated endpoint for eusc-de-east-1 region.
v1.58.1 (2025-10-23)
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Bump minimum Go version to 1.23.
Dependency Update: Updated to the latest SDK module versions
v1.57.0 (2025-09-26)
Feature: Support for payer account dimension and billing view health status.
Dependency Update: Updated to the latest SDK module versions
v1.56.1 (2025-09-23)
Dependency Update: Updated to the latest SDK module versions
v1.56.0 (2025-09-15)
Feature: Added endpoint support for eusc-de-east-1 region.
v1.55.5 (2025-09-10)
No change notes available for this release.
v1.55.4 (2025-09-08)
Dependency Update: Updated to the latest SDK module versions
v1.55.3 (2025-08-29)
Dependency Update: Updated to the latest SDK module versions
v1.55.2 (2025-08-27)
Dependency Update: Update to smithy-go v1.23.0.
Dependency Update: Updated to the latest SDK module versions
v1.55.1 (2025-08-21)
Dependency Update: Updated to the latest SDK module versions
v1.55.0 (2025-08-20)
Feature: Remove incorrect endpoint tests
Bug Fix: Remove unused deserialization code.
v1.54.0 (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
v1.53.0 (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
v1.52.1 (2025-07-30)
Dependency Update: Updated to the latest SDK module versions
v1.52.0 (2025-07-28)
Feature: Add support for HTTP interceptors.
Dependency Update: Updated to the latest SDK module versions
v1.51.3 (2025-07-19)
Dependency Update: Updated to the latest SDK module versions
v1.51.2 (2025-06-17)
Dependency Update: Update to smithy-go v1.22.4.
Dependency Update: Updated to the latest SDK module versions
v1.51.1 (2025-06-10)
Dependency Update: Updated to the latest SDK module versions
v1.51.0 (2025-06-09)
Feature: Support dual-stack endpoints for ce api
v1.50.0 (2025-05-27)
Feature: This release introduces Cost Comparison feature (GetCostAndUsageComparisons, GetCostComparisonDrivers) allowing you find cost variations across multiple dimensions and identify key drivers of spending changes.
v1.49.0 (2025-04-08)
Feature: This release supports Pagination traits on Cost Anomaly Detection APIs.
v1.48.1 (2025-04-03)
No change notes available for this release.
v1.48.0 (2025-03-10)
Feature: Releasing minor partition endpoint updates.
v1.47.1 (2025-03-04.2)
Bug Fix: Add assurance test for operation order.
v1.47.0 (2025-02-27)
Feature: Track credential providers via User-Agent Feature ids
Dependency Update: Updated to the latest SDK module versions
v1.46.8 (2025-02-18)
Bug Fix: Bump go version to 1.22
Dependency Update: Updated to the latest SDK module versions
v1.46.7 (2025-02-05)
Dependency Update: Updated to the latest SDK module versions
v1.46.6 (2025-01-31)
Dependency Update: Updated to the latest SDK module versions
v1.46.5 (2025-01-30)
Dependency Update: Updated to the latest SDK module versions
v1.46.4 (2025-01-24)
Dependency Update: Updated to the latest SDK module versions
Dependency Update: Upgrade to smithy-go v1.22.2.
v1.46.3 (2025-01-17)
Bug Fix: Fix bug where credentials weren't refreshed during retry loop.
v1.46.2 (2025-01-15)
Dependency Update: Updated to the latest SDK module versions
v1.46.1 (2025-01-09)
Dependency Update: Updated to the latest SDK module versions
v1.46.0 (2024-12-20)
Feature: Support for retrieving cost, usage, and forecast for billing view.
v1.45.2 (2024-12-19)
Dependency Update: Updated to the latest SDK module versions
v1.45.1 (2024-12-02)
Dependency Update: Updated to the latest SDK module versions
v1.45.0 (2024-11-22)
Feature: This release adds the Impact field(contains Contribution field) to the GetAnomalies API response under RootCause
v1.44.0 (2024-11-21)
Feature: This release introduces three new APIs that enable you to estimate the cost, coverage, and utilization impact of Savings Plans you plan to purchase. The three APIs are StartCommitmentPurchaseAnalysis, GetCommitmentPurchaseAnalysis, and ListCommitmentPurchaseAnalyses.
v1.43.6 (2024-11-18)
Dependency Update: Update to smithy-go v1.22.1.
Dependency Update: Updated to the latest SDK module versions
v1.43.5 (2024-11-07)
Bug Fix: Adds case-insensitive handling of error message fields in service responses
v1.43.4 (2024-11-06)
Dependency Update: Updated to the latest SDK module versions
v1.43.3 (2024-10-28)
Dependency Update: Updated to the latest SDK module versions
v1.43.2 (2024-10-08)
Dependency Update: Updated to the latest SDK module versions
v1.43.1 (2024-10-07)
Dependency Update: Updated to the latest SDK module versions
v1.43.0 (2024-10-04)
Feature: Add support for HTTP client metrics.
Dependency Update: Updated to the latest SDK module versions
v1.42.4 (2024-10-03)
No change notes available for this release.
v1.42.3 (2024-09-27)
No change notes available for this release.
v1.42.2 (2024-09-25)
No change notes available for this release.
v1.42.1 (2024-09-23)
No change notes available for this release.
v1.42.0 (2024-09-20)
Feature: Add tracing and metrics support to service clients.
Dependency Update: Updated to the latest SDK module versions
v1.41.0 (2024-09-18)
Feature: This release extends the GetReservationPurchaseRecommendation API to support recommendations for Amazon DynamoDB reservations.
v1.40.7 (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.
v1.40.6 (2024-09-04)
No change notes available for this release.
v1.40.5 (2024-09-03)
Dependency Update: Updated to the latest SDK module versions
v1.40.4 (2024-08-15)
Dependency Update: Bump minimum Go version to 1.21.
Dependency Update: Updated to the latest SDK module versions
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
v1.38.7 (2024-06-17)
Dependency Update: Updated to the latest SDK module versions
v1.38.6 (2024-06-07)
Bug Fix: Add clock skew correction on all service clients
Dependency Update: Updated to the latest SDK module versions
v1.38.5 (2024-06-03)
Dependency Update: Updated to the latest SDK module versions
v1.38.4 (2024-05-23)
No change notes available for this release.
v1.38.3 (2024-05-16)
Dependency Update: Updated to the latest SDK module versions
v1.38.2 (2024-05-15)
Dependency Update: Updated to the latest SDK module versions
v1.38.1 (2024-05-08)
Bug Fix: GoDoc improvement
v1.38.0 (2024-04-23)
Feature: Added additional metadata that might be applicable to your reservation recommendations.
v1.37.1 (2024-03-29)
Dependency Update: Updated to the latest SDK module versions
v1.37.0 (2024-03-26)
Feature: Adds support for backfill of cost allocation tags, with new StartCostAllocationTagBackfill and ListCostAllocationTagBackfillHistory API.
v1.36.2 (2024-03-18)
Dependency Update: Updated to the latest SDK module versions
v1.36.1 (2024-03-07)
Bug Fix: Remove dependency on go-cmp.
Dependency Update: Updated to the latest SDK module versions
v1.36.0 (2024-02-28)
Feature: This release introduces the new API 'GetApproximateUsageRecords', which retrieves estimated usage records for hourly granularity or resource-level data at daily granularity.
v1.35.1 (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
v1.35.0 (2024-02-22)
Feature: Add middleware stack snapshot tests.
v1.34.3 (2024-02-21)
Dependency Update: Updated to the latest SDK module versions
v1.34.2 (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.
v1.34.1 (2024-02-15)
Bug Fix: Correct failure to determine the error type in awsJson services that could occur when errors were modeled with a non-string code field.
v1.34.0 (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
v1.33.6 (2024-01-04)
Dependency Update: Updated to the latest SDK module versions
v1.33.5 (2023-12-08)
Bug Fix: Reinstate presence of default Retryer in functional options, but still respect max attempts set therein.
v1.33.4 (2023-12-07)
Dependency Update: Updated to the latest SDK module versions
v1.33.3 (2023-12-06)
Bug Fix: Restore pre-refactor auth behavior where all operations could technically be performed anonymously.
v1.33.2 (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
v1.33.1 (2023-11-30)
Dependency Update: Updated to the latest SDK module versions
v1.33.0 (2023-11-29)
Feature: Expose Options() accessor on service clients.
Dependency Update: Updated to the latest SDK module versions
v1.32.5 (2023-11-28.2)
Dependency Update: Updated to the latest SDK module versions
v1.32.4 (2023-11-28)
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 (2023-11-06)
Feature: This release extends the GetReservationPurchaseRecommendation API to support recommendations for Amazon MemoryDB reservations.
v1.31.0 (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
v1.30.0 (2023-10-31)
Feature: BREAKING CHANGE: Bump minimum go version to 1.19 per the revised go version support policy.
Dependency Update: Updated to the latest SDK module versions
v1.29.0 (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.
v1.28.2 (2023-10-12)
Dependency Update: Updated to the latest SDK module versions
v1.28.1 (2023-10-06)
Dependency Update: Updated to the latest SDK module versions
v1.28.0 (2023-08-22)
Feature: This release adds the LastUpdatedDate and LastUsedDate timestamps to help you manage your cost allocation tags.
v1.27.5 (2023-08-21)
Dependency Update: Updated to the latest SDK module versions
v1.27.4 (2023-08-18)
Dependency Update: Updated to the latest SDK module versions
v1.27.3 (2023-08-17)
Dependency Update: Updated to the latest SDK module versions
v1.27.2 (2023-08-07)
Dependency Update: Updated to the latest SDK module versions
v1.27.1 (2023-08-01)
No change notes available for this release.
v1.27.0 (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
v1.26.1 (2023-07-28)
Dependency Update: Updated to the latest SDK module versions
v1.26.0 (2023-07-24)
Feature: This release introduces the new API 'GetSavingsPlanPurchaseRecommendationDetails', which retrieves the details for a Savings Plan recommendation. It also updates the existing API 'GetSavingsPlansPurchaseRecommendation' to include the recommendation detail ID.
v1.25.13 (2023-07-13)
Dependency Update: Updated to the latest SDK module versions
v1.25.12 (2023-06-15)
No change notes available for this release.
v1.25.11 (2023-06-13)
Dependency Update: Updated to the latest SDK module versions
v1.25.10 (2023-05-04)
No change notes available for this release.
v1.25.9 (2023-04-24)
Dependency Update: Updated to the latest SDK module versions
v1.25.8 (2023-04-10)
No change notes available for this release.
v1.25.7 (2023-04-07)
Dependency Update: Updated to the latest SDK module versions
v1.25.6 (2023-03-21)
Dependency Update: Updated to the latest SDK module versions
v1.25.5 (2023-03-10)
Dependency Update: Updated to the latest SDK module versions
v1.25.4 (2023-02-22)
Bug Fix: Prevent nil pointer dereference when retrieving error codes.
v1.25.3 (2023-02-20)
Dependency Update: Updated to the latest SDK module versions
v1.25.2 (2023-02-15)
Announcement: When receiving an error response in restJson-based services, an incorrect error type may have been returned based on the content of the response. This has been fixed via PR #2012 tracked in issue #1910.
Bug Fix: Correct error type parsing for restJson services.
v1.25.1 (2023-02-03)
Dependency Update: Updated to the latest SDK module versions
v1.25.0 (2023-01-05)
Feature: Add ErrorCodeOverride field to all error structs (aws/smithy-go#401).
v1.24.1 (2022-12-15)
Dependency Update: Updated to the latest SDK module versions
v1.24.0 (2022-12-14)
Feature: This release supports percentage-based thresholds on Cost Anomaly Detection alert subscriptions.
v1.23.0 (2022-12-07)
Feature: This release adds the LinkedAccountName field to the GetAnomalies API response under RootCause
v1.22.0 (2022-12-05)
Feature: This release introduces two new APIs that offer a 1-click experience to refresh Savings Plans recommendations. The two APIs are StartSavingsPlansPurchaseRecommendationGeneration and ListSavingsPlansPurchaseRecommendationGeneration.
v1.21.3 (2022-12-02)
Dependency Update: Updated to the latest SDK module versions
v1.21.2 (2022-10-24)
Dependency Update: Updated to the latest SDK module versions
v1.21.1 (2022-10-21)
Dependency Update: Updated to the latest SDK module versions
v1.21.0 (2022-09-27)
Feature: This release is to support retroactive Cost Categories. The new field will enable you to retroactively apply new and existing cost category rules to previous months.
v1.20.1 (2022-09-20)
Dependency Update: Updated to the latest SDK module versions
v1.20.0 (2022-09-14)
Feature: Fixed a bug in the API client generation which caused some operation parameters to be incorrectly generated as value types instead of pointer types. The service API always required these affected parameters to be nilable. This fixes the SDK client to match the expectations of the the service API.
Dependency Update: Updated to the latest SDK module versions
v1.19.9 (2022-09-02)
Dependency Update: Updated to the latest SDK module versions
v1.19.8 (2022-08-31)
Dependency Update: Updated to the latest SDK module versions
v1.19.7 (2022-08-29)
Dependency Update: Updated to the latest SDK module versions
v1.19.6 (2022-08-11)
Dependency Update: Updated to the latest SDK module versions
v1.19.5 (2022-08-09)
Dependency Update: Updated to the latest SDK module versions
v1.19.4 (2022-08-08)
Dependency Update: Updated to the latest SDK module versions
v1.19.3 (2022-08-01)
Dependency Update: Updated to the latest SDK module versions
v1.19.2 (2022-07-05)
Dependency Update: Updated to the latest SDK module versions
v1.19.1 (2022-06-29)
Dependency Update: Updated to the latest SDK module versions
v1.19.0 (2022-06-07)
Feature: Added two new APIs to support cost allocation tags operations: ListCostAllocationTags, UpdateCostAllocationTagsStatus.
Dependency Update: Updated to the latest SDK module versions
v1.18.5 (2022-05-17)
Dependency Update: Updated to the latest SDK module versions
v1.18.4 (2022-04-25)
Dependency Update: Updated to the latest SDK module versions
v1.18.3 (2022-03-30)
Dependency Update: Updated to the latest SDK module versions
v1.18.2 (2022-03-24)
Dependency Update: Updated to the latest SDK module versions
v1.18.1 (2022-03-23)
Dependency Update: Updated to the latest SDK module versions
v1.18.0 (2022-03-22)
Feature: Added three new APIs to support tagging and resource-level authorization on Cost Explorer resources: TagResource, UntagResource, ListTagsForResource. Added optional parameters to CreateCostCategoryDefinition, CreateAnomalySubscription and CreateAnomalyMonitor APIs to support Tag On Create.
v1.17.0 (2022-03-08)
Feature: Updated github.com/aws/smithy-go to latest version
Dependency Update: Updated to the latest SDK module versions
v1.16.0 (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 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
v1.15.0 (2022-01-14)
Feature: Updated github.com/aws/smithy-go to latest version
Documentation: Updated API models
Dependency Update: Updated to the latest SDK module versions
v1.14.0 (2022-01-07)
Feature: Updated github.com/aws/smithy-go to latest version
Dependency Update: Updated to the latest SDK module versions
v1.13.0 (2021-12-21)
Feature: API Paginators now support specifying the initial starting token, and support stopping on empty string tokens.
v1.12.2 (2021-12-02)
Bug Fix: Fixes a bug that prevented aws.EndpointResolverWithOptions from being used by the service client. (#1514)
Dependency Update: Updated to the latest SDK module versions
v1.12.1 (2021-11-19)
Dependency Update: Updated to the latest SDK module versions
v1.12.0 (2021-11-12)
Feature: Service clients now support custom endpoints that have an initial URI path defined.
v1.11.0 (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
Dependency Update: Updated to the latest SDK module versions
v1.10.0 (2021-10-21)
Feature: Updated to latest version
Dependency Update: Updated to the latest SDK module versions
v1.9.2 (2021-10-11)
Dependency Update: Updated to the latest SDK module versions
v1.9.1 (2021-09-17)
Dependency Update: Updated to the latest SDK module versions
v1.9.0 (2021-08-27)
Feature: Updated github.com/aws/smithy-go to latest version
Dependency Update: Updated to the latest SDK module versions
v1.8.0 (2021-08-19)
Feature: API client updated
Dependency Update: Updated to the latest SDK module versions
v1.7.2 (2021-08-04)
Dependency Update: Updated github.com/aws/smithy-go to latest version.
Dependency Update: Updated to the latest SDK module versions
v1.7.1 (2021-07-15)
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: Updated github.com/aws/smithy-go to latest version
Dependency Update: Updated to the latest SDK module versions
v1.6.0 (2021-05-25)
Feature: API client updated
v1.5.1 (2021-05-20)
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
