v1.6.59

[1.6.59] - 04/17/2026

Features

• (cleanrooms) This release adds support for configurable spark properties for Cleanrooms PySpark workloads.
• (connect) Fixes in SDK for customers using TestCase APIs
• (connectcampaignsv2) This release adds support for campaign entry limits configuration and hourly refresh frequency in Amazon Connect Outbound Campaigns.
• (groundstation) Adds support for updating contacts, listing antennas, and listing ground station reservations. New API operations - UpdateContact, ListContactVersions, DescribeContactVersion, ListAntennas, and ListGroundStationReservations.
• (imagebuilder) ImportDiskImage API adds registerImageOptions for Secure Boot control and custom UEFI data. It adds windowsConfiguration for selecting a specific edition from multi-image .wim files during ISO import.
• (quicksight) Public release of dashboard customization summary, S3 Tables data source type, Athena cross-account connector, custom sorting for controls, and AI-powered analysis generation.
• (sagemaker) Adds support for providing NetworkInterface for efa enabled instances and Simplified cluster creation for Slurm-orchestrated clusters with optional Lifecycle Script (LCS) configuration.
• (sts) The STS client now supports configuring SigV4a through the auth scheme preference setting. SigV4a uses asymmetric cryptography, enabling customers using long-term IAM credentials to continue making STS API calls even when a region is isolated from the partition leader.

Documentation

• (neptune) Improving Documentation for Neptune