# v1.6.20 (2026-03-13)

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

# v1.6.19 (2026-03-03)

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

# v1.6.18 (2026-02-23)

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

# v1.6.17 (2026-01-09)

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

# v1.6.16 (2025-12-08)

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

# v1.6.15 (2025-12-02)

* **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.

# v1.6.14 (2025-11-25)

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

# v1.6.13 (2025-11-19.2)

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

# v1.6.12 (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.

# v1.6.11 (2025-11-11)

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

# v1.6.10 (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.

# v1.6.9 (2025-10-30)

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

# v1.6.8 (2025-10-23)

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

# v1.6.7 (2025-10-16)

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

# v1.6.6 (2025-09-26)

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

# v1.6.5 (2025-09-23)

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

# v1.6.4 (2025-09-10)

* No change notes available for this release.

# v1.6.3 (2025-09-08)

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

# v1.6.2 (2025-08-29)

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

# v1.6.1 (2025-08-27)

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

# v1.6.0 (2025-08-25)

* **Feature**: Remove incorrect endpoint tests

# v1.5.2 (2025-08-21)

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

# v1.5.1 (2025-08-20)

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

# v1.5.0 (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

# v1.4.0 (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

# v1.3.0 (2025-08-01)

* **Feature**: This release includes fix for InvestigationGroup timestamp conversion issue.

# v1.2.1 (2025-07-30)

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

# v1.2.0 (2025-07-28)

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

# v1.1.1 (2025-07-19)

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

# v1.1.0 (2025-06-24)

* **Feature**: Adds support for cross account investigations for CloudWatch investigations AI Operations (AIOps).

# v1.0.0 (2025-06-18)

* **Release**: New AWS service client module
* **Feature**: This is the initial SDK release for Amazon AI Operations (AIOps). AIOps is a generative AI-powered assistant that helps you respond to incidents in your system by scanning your system's telemetry and quickly surface suggestions that might be related to your issue.

