# v1.56.1 (2026-03-13)

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

# v1.56.0 (2026-03-06)

* **Feature**: Amazon Bedrock Guardrails account-level enforcement APIs now support lists for model inclusion and exclusion from guardrail enforcement.

# v1.55.1 (2026-03-03)

* **Dependency Update**: Bump minimum Go version to 1.24
* **Dependency Update**: Updated to the latest SDK module versions

# v1.55.0 (2026-02-27)

* **Feature**: Added four new model lifecycle date fields, startOfLifeTime, endOfLifeTime, legacyTime, and publicExtendedAccessTime. Adds support for using the Converse API with Bedrock Batch inference jobs.

# v1.54.0 (2026-02-23)

* **Feature**: Automated Reasoning checks in Amazon Bedrock Guardrails now support fidelity report generation. The new workflow type assesses policy coverage and accuracy against customer documents. The GetAutomatedReasoningPolicyBuildWorkflowResultAssets API adds support for the three new asset types.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.53.2 (2026-01-27)

* No change notes available for this release.

# v1.53.1 (2026-01-09)

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

# v1.53.0 (2025-12-10)

* **Feature**: Automated Reasoning checks in Amazon Bedrock Guardrails is capable of generating policy scenarios to validate policies. The GetAutomatedReasoningPolicyBuildWorkflowResultAssets API now adds POLICY SCENARIO asset type, allowing customers to retrieve scenarios generated by the build workflow.

# v1.52.2 (2025-12-09)

* No change notes available for this release.

# v1.52.1 (2025-12-08)

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

# v1.52.0 (2025-12-03)

* **Feature**: Adding support in Amazon Bedrock to customize models with reinforcement fine-tuning (RFT) and support for updating the existing Custom Model Deployments.

# v1.51.0 (2025-12-02)

* **Feature**: Adds the audioDataDeliveryEnabled boolean field to the Model Invocation Logging Configuration.
* **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.

# v1.50.1 (2025-11-25)

* **Bug Fix**: Add error check for endpoint param binding during auth scheme resolution to fix panic reported in #3234

# v1.50.0 (2025-11-21)

* **Feature**: Add support to automatically enforce safeguards across accounts within an AWS Organization.

# v1.49.3 (2025-11-20)

* No change notes available for this release.

# v1.49.2 (2025-11-19.2)

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

# v1.49.1 (2025-11-18)

* No change notes available for this release.

# v1.49.0 (2025-11-17)

* **Feature**: Automated Reasoning checks in Amazon Bedrock Guardrails now automatically generate Q&A tests for new Automated Reasoning policies. The GetAutomatedReasoningPolicyBuildWorkflowResultAssets API adds GENERATED_TEST_CASES asset type, allowing customers to retrieve tests generated by the build workflow.

# v1.48.6 (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.

# v1.48.5 (2025-11-11)

* **Bug Fix**: Return validation error if input region is not a valid host label.

# v1.48.4 (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.

# v1.48.3 (2025-10-30)

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

# v1.48.2 (2025-10-23)

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

# v1.48.1 (2025-10-16)

* **Dependency Update**: Bump minimum Go version to 1.23.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.48.0 (2025-10-15)

* **Feature**: Amazon Bedrock Automated Reasoning Policy now offers enhanced AWS KMS integration. The CreateAutomatedReasoningPolicy API includes a new kmsKeyId field, allowing customers to specify their preferred KMS key for encryption, improving control and compliance with AWS encryption mandates.

# v1.47.2 (2025-09-26)

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

# v1.47.1 (2025-09-23)

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

# v1.47.0 (2025-09-18)

* **Feature**: Release includes an increase to the maximum policy build document size, an update to DeleteAutomatedReasoningPolicyBuildWorkflow to add ResourceInUseException, and corrections to UpdateAutomatedReasoningPolicyTestCaseRequest.

# v1.46.1 (2025-09-10)

* No change notes available for this release.

# v1.46.0 (2025-09-08)

* **Feature**: Emit user-agent business metrics for use of env-based bearer tokens.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.45.2 (2025-08-29)

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

# v1.45.1 (2025-08-27)

* **Dependency Update**: Update to smithy-go v1.23.0.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.45.0 (2025-08-25)

* **Feature**: Remove incorrect endpoint tests

# v1.44.2 (2025-08-21)

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

# v1.44.1 (2025-08-20)

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

# v1.44.0 (2025-08-11)

* **Feature**: Add support for configuring per-service Options via callback on global config.
* **Feature**: This release includes model updates and enhanced SDK documentation for union fields in automated reasoning policy components. Added docs cover policy definitions, mutations (add/update for rules/types/variables), build assets, workflow sources, test results, and tag exception handling.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.43.0 (2025-08-07)

* **Feature**: Support configurable bearer token through the environment via AWS_BEARER_TOKEN_BEDROCK.

# v1.42.0 (2025-08-05)

* **Feature**: This release introduces Automated Reasoning checks for Amazon Bedrock Guardrails. The feature adds new APIs for policy building, refinement, version management, and testing. Guardrail APIs now support Automated Reasoning policy configuration and validation output.

# v1.41.0 (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

# v1.40.2 (2025-07-31)

* No change notes available for this release.

# v1.40.1 (2025-07-30)

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

# v1.40.0 (2025-07-28)

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

# v1.39.1 (2025-07-19)

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

# v1.39.0 (2025-07-16.2)

* **Feature**: This release adds support for on-demand custom model inference through CustomModelDeployment APIs for Amazon Bedrock.

# v1.38.0 (2025-06-30)

* **Feature**: Add support for API Keys, Re-Ranker, implicit filter for RAG / KB evaluation for Bedrock APIs.

# v1.37.0 (2025-06-24)

* **Feature**: We are making ListFoundationModelAgreementOffers, DeleteFoundationModelAgreement, CreateFoundationModelAgreement, GetFoundationModelAvailability, PutUseCaseForModelAccess and GetUseCaseForModelAccess APIs public, previously they were console.

# v1.36.0 (2025-06-20)

* **Feature**: Add support for tiers in Content Filters and Denied Topics for Amazon Bedrock Guardrails.

# v1.35.1 (2025-06-17)

* **Documentation**: This release of the SDK has the API and documentation for the createcustommodel API. This feature lets you copy a trained model into Amazon Bedrock for inference.
* **Dependency Update**: Update to smithy-go v1.22.4.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.35.0 (2025-06-16)

* **Feature**: This release of the SDK has the API and documentation for the createcustommodel API. This feature lets you copy a Amazon SageMaker trained Amazon Nova model into Amazon Bedrock for inference.

# v1.34.1 (2025-06-10)

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

# v1.34.0 (2025-05-13)

* **Feature**: Enable cross-Region inference for Amazon Bedrock Guardrails by using the crossRegionConfig parameter when calling the CreateGuardrail or UpdateGuardrail operation.

# v1.33.0 (2025-04-30)

* **Feature**: You can now specify a cross region inference profile as a teacher model for the CreateModelCustomizationJob API. Additionally, the GetModelCustomizationJob API has been enhanced to return the sub-task statuses of a customization job within the StatusDetails response field.

# v1.32.0 (2025-04-17)

* **Feature**: With this release, Bedrock Evaluation will now support custom metrics for evaluation.

# v1.31.0 (2025-04-07)

* **Feature**: New options for how to handle harmful content detected by Amazon Bedrock Guardrails.

# v1.30.1 (2025-04-03)

* No change notes available for this release.

# v1.30.0 (2025-03-21)

* **Feature**: A CustomModelUnit(CMU) is an abstract view of the hardware utilization that Bedrock needs to host a a single copy of your custom imported model. Bedrock determines the number of CMUs that a model copy needs when you import the custom model. You can use CMUs to estimate the cost of Inference's.

# v1.29.0 (2025-03-20)

* **Feature**: With this release, Bedrock Evaluation will now support bring your own inference responses.

# v1.28.1 (2025-03-14)

* No change notes available for this release.

# v1.28.0 (2025-03-06)

* **Feature**: This releases adds support for Custom Prompt Router

# v1.27.1 (2025-03-04.2)

* **Bug Fix**: Add assurance test for operation order.

# v1.27.0 (2025-02-27)

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

# v1.26.8 (2025-02-20)

* No change notes available for this release.

# v1.26.7 (2025-02-18)

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

# v1.26.6 (2025-02-05)

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

# v1.26.5 (2025-01-31)

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

# v1.26.4 (2025-01-30)

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

# v1.26.3 (2025-01-24)

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

# v1.26.2 (2025-01-17)

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

# v1.26.1 (2025-01-15)

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

# v1.26.0 (2025-01-13)

* **Feature**: With this release, Bedrock Evaluation will now support latency-optimized inference for foundation models.

# v1.25.3 (2025-01-09)

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

# v1.25.2 (2024-12-19)

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

# v1.25.1 (2024-12-09)

* No change notes available for this release.

# v1.25.0 (2024-12-04)

* **Feature**: Introduced two APIs ListPromptRouters and GetPromptRouter for Intelligent Prompt Router feature. Add support for Bedrock Guardrails image content filter. New Bedrock Marketplace feature enabling a wider range of bedrock compatible models with self-hosted capability.

# v1.24.0 (2024-12-03.2)

* **Feature**: Tagging support for Async Invoke resources. Added support for Distillation in CreateModelCustomizationJob API. Support for videoDataDeliveryEnabled flag in invocation logging.

# v1.23.0 (2024-12-02)

* **Feature**: Add support for Knowledge Base Evaluations & LLM as a judge
* **Dependency Update**: Updated to the latest SDK module versions

# v1.22.4 (2024-11-18)

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

# v1.22.3 (2024-11-11)

* No change notes available for this release.

# v1.22.2 (2024-11-07)

* **Bug Fix**: Adds case-insensitive handling of error message fields in service responses

# v1.22.1 (2024-11-06)

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

# v1.22.0 (2024-10-29)

* **Feature**: Update Application Inference Profile

# v1.21.2 (2024-10-28)

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

# v1.21.1 (2024-10-23)

* **Documentation**: Doc updates for supporting converse

# v1.21.0 (2024-10-18)

* **Feature**: Adding converse support to CMI API's

# v1.20.2 (2024-10-08)

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

# v1.20.1 (2024-10-07)

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

# v1.20.0 (2024-10-04)

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

# v1.19.4 (2024-10-03)

* No change notes available for this release.

# v1.19.3 (2024-10-02)

* No change notes available for this release.

# v1.19.2 (2024-09-27)

* No change notes available for this release.

# v1.19.1 (2024-09-25)

* No change notes available for this release.

# v1.19.0 (2024-09-24)

* **Feature**: Add support for Cross Region Inference in Bedrock Model Evaluations.

# v1.18.1 (2024-09-23)

* No change notes available for this release.

# v1.18.0 (2024-09-20)

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

# v1.17.1 (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.

# v1.17.0 (2024-09-16)

* **Feature**: This feature adds cross account s3 bucket and VPC support to ModelInvocation jobs. To use a cross account bucket, pass in the accountId of the bucket to s3BucketOwner in the ModelInvocationJobInputDataConfig or ModelInvocationJobOutputDataConfig.

# v1.16.2 (2024-09-04)

* No change notes available for this release.

# v1.16.1 (2024-09-03)

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

# v1.16.0 (2024-08-27)

* **Feature**: Amazon Bedrock SDK updates for Inference Profile.

# v1.15.0 (2024-08-22)

* **Feature**: Amazon Bedrock Evaluation BatchDeleteEvaluationJob API allows customers to delete evaluation jobs under terminated evaluation job statuses - Stopped, Failed, or Completed. Customers can submit a batch of 25 evaluation jobs to be deleted at once.

# v1.14.0 (2024-08-19)

* **Feature**: Amazon Bedrock Batch Inference/ Model Invocation is a feature which allows customers to asynchronously run inference on a large set of records/files stored in S3.

# v1.13.1 (2024-08-15)

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

# v1.13.0 (2024-08-01)

* **Feature**: API and Documentation for Bedrock Model Copy feature. This feature lets you share and copy a custom model from one region to another or one account to another.

# v1.12.0 (2024-07-10.2)

* **Feature**: Add support for contextual grounding check for Guardrails for Amazon Bedrock.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.11.0 (2024-07-10)

* **Feature**: Add support for contextual grounding check for Guardrails for Amazon Bedrock.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.10.1 (2024-06-28)

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

# v1.10.0 (2024-06-26)

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

# v1.9.1 (2024-06-19)

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

# v1.9.0 (2024-06-18)

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

# v1.8.9 (2024-06-17)

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

# v1.8.8 (2024-06-11)

* No change notes available for this release.

# v1.8.7 (2024-06-07)

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

# v1.8.6 (2024-06-03)

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

# v1.8.5 (2024-05-23)

* No change notes available for this release.

# v1.8.4 (2024-05-16)

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

# v1.8.3 (2024-05-15)

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

# v1.8.2 (2024-05-08)

* **Bug Fix**: GoDoc improvement

# v1.8.1 (2024-05-01)

* No change notes available for this release.

# v1.8.0 (2024-04-23)

* **Feature**: This release introduces Model Evaluation and Guardrails for Amazon Bedrock.

# v1.7.7 (2024-04-10)

* No change notes available for this release.

# v1.7.6 (2024-04-04)

* No change notes available for this release.

# v1.7.5 (2024-04-02)

* No change notes available for this release.

# v1.7.4 (2024-03-29)

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

# v1.7.3 (2024-03-18)

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

# v1.7.2 (2024-03-07)

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

# v1.7.1 (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

# v1.7.0 (2024-02-22)

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

# v1.6.2 (2024-02-21)

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

# v1.6.1 (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.

# v1.6.0 (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

# v1.5.7 (2024-01-04)

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

# v1.5.6 (2023-12-22)

* No change notes available for this release.

# v1.5.5 (2023-12-08)

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

# v1.5.4 (2023-12-07)

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

# v1.5.3 (2023-12-06)

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

# v1.5.2 (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

# v1.5.1 (2023-11-30)

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

# v1.5.0 (2023-11-29)

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

# v1.4.0 (2023-11-28.2)

* **Feature**: This release adds support for customization types, model life cycle status and minor versions/aliases for model identifiers.
* **Dependency Update**: Updated to the latest SDK module versions

# v1.3.4 (2023-11-28)

* **Bug Fix**: Respect setting RetryMaxAttempts in functional options at client construction.

# v1.3.3 (2023-11-20)

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

# v1.3.2 (2023-11-15)

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

# v1.3.1 (2023-11-09)

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

# v1.3.0 (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

# v1.2.0 (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

# v1.1.5 (2023-10-23)

* No change notes available for this release.

# v1.1.4 (2023-10-12)

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

# v1.1.3 (2023-10-06)

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

# v1.1.2 (2023-10-05)

* No change notes available for this release.

# v1.1.1 (2023-10-04)

* No change notes available for this release.

# v1.1.0 (2023-10-02)

* **Feature**: Provisioned throughput feature with Amazon and third-party base models, and update validators for model identifier and taggable resource ARNs.

# v1.0.0 (2023-09-28)

* **Release**: New AWS service client module
* **Feature**: Model Invocation logging added to enable or disable logs in customer account. Model listing and description support added. Provisioned Throughput feature added. Custom model support added for creating custom models. Also includes list, and delete functions for custom model.

