NewYour coding agent can read the release notes before it upgrades.Set up the MCP server →
npm · #600 most downloaded on npm
[](https://www.npmjs.com/package/@aws-sdk/util-user-agent-node) [](https://www.npmjs.com/
Last release 12 days ago
22 Sep 2026
Ships on a steady schedule
a new release about every 2 weeks
Nearly every release is documented
notes for 60 of the last 60 stable releases
1 version withdrawn
withdrawn after publishing
8 years old
383 releases · first in 2019
run pull request workflow on ready for review and synchronize
For list of updated packages, view updated-packages.md in assets-3.888.0.zip
One column per quarter.
codegen: update deprecated APIs in build.gradle.kts
@smithy/ dependency versions (#7328) (9963c983)For list of updated packages, view updated-packages.md in assets-3.887.0.zip
core/protocols: add fallback for schema short name
For list of updated packages, view updated-packages.md in assets-3.883.0.zip
private: set schema serde mode for duplicated protocol tests
For list of updated packages, view updated-packages.md in assets-3.882.0.zip
util-endpoints: update aws partitions.json
For list of updated packages, view updated-packages.md in assets-3.879.0.zip
client-s3: bucket contextParam customization for schema-serde mode
For list of updated packages, view updated-packages.md in assets-3.876.0.zip
util-endpoints: update aws partitions.json
For list of updated packages, view updated-packages.md in assets-3.873.0.zip
client-inspector2: Add CVSSV4 to Vulnerability Search API and update enable/disable account id list length to 5
For list of updated packages, view updated-packages.md in assets-3.864.0.zip
core/protocols: generate idempotencyTokens in ShapeSerializers
For list of updated packages, view updated-packages.md in assets-3.863.0.zip
client-ec2: Mark Elastic Inference Accelerators and Elastic Graphics Processor parameters as deprecated on the RunInstances and LaunchTemplate APIs.
For list of updated packages, view updated-packages.md in assets-3.862.0.zip
client-elastic-load-balancing-v2: This release enables secondary IP addresses for Network Load Balancers.
For list of updated packages, view updated-packages.md in assets-3.858.0.zip
deps: bump @smithy/* to include fixes in core
For list of updated packages, view updated-packages.md in assets-3.857.0.zip
clients: update client endpoints as of 2025-07-29
For list of updated packages, view updated-packages.md in assets-3.856.0.zip
lib-dynamodb: example for performing table scan
For list of updated packages, view updated-packages.md in assets-3.855.0.zip
client-mediaconvert: This release expands the range of supported audio outputs to include xHE, 192khz FLAC and the deprecation of dual mono for AC3.
For list of updated packages, view updated-packages.md in assets-3.848.0.zip
core/protocols: fix for XML shape deser
packages: set sideEffects metadata
For list of updated packages, view updated-packages.md in assets-3.845.0.zip
sync for isCustomEndpoint changes
For list of updated packages, view updated-packages.md in assets-3.844.0.zip
token-providers: add feature ID 'BEARER_SERVICE_ENV_VARS'
For list of updated packages, view updated-packages.md in assets-3.840.0.zip
client-config-service: Added important considerations to the PutConformancePack and PutOrganizationConformancPack APIs.
For list of updated packages, view updated-packages.md in assets-3.839.0.zip
codegen: codegen sync for endpoint-required config
For list of updated packages, view updated-packages.md in assets-3.835.0.zip
util-endpoints: update aws partitions.json
For list of updated packages, view updated-packages.md in assets-3.828.0.zip
codegen: upgrade to smithy 1.58.0
PromptCreationConfigurations input parameter, which includes fields to control prompt population for InvokeAgent or InvokeInlineAgent requests. (f0f84e52)For list of updated packages, view updated-packages.md in assets-3.826.0.zip
PromptCreationConfigurations input parameter, which includes fields to control prompt population for InvokeAgent or InvokeInlineAgent requests. (f0f84e5)codegen: update for TypeRegistry
For list of updated packages, view updated-packages.md in assets-3.825.0.zip
client-apigatewayv2: Adds support to create routing rules and set the routing mode for a custom domain name.
For list of updated packages, view updated-packages.md in assets-3.823.0.zip
codegen: update for schema testing
For list of updated packages, view updated-packages.md in assets-3.821.0.zip
client-auditmanager: With this release, the AssessmentControl description field has been deprecated, as of May 19, 2025. Additionally, the UpdateAsses…
For list of updated packages, view updated-packages.md in assets-3.816.0.zip
core/protocols: read error code case-insensitively
client-cloudwatch-logs: This release adds a new API "ListLogGroups" and an improvement in API "DescribeLogGroups"
client-deadline: AWS Deadline Cloud service-managed fleets now support configuration scripts. Configuration scripts make it easy to install additional
codegen: allow overwriting protocol priority order
client-ec2: This release adds support for Amazon EBS Provisioned Rate for Volume Initialization, which lets you specify a volume initialization rate t
client-connectcases: Introduces CustomEntity as part of the UserUnion data type. This field is used to indicate the entity who is performing the API a
client-acm: Add support for file-based HTTP domain control validation, available through Amazon CloudFront.
client-s3-control: remove host prefix behavior
client-application-auto-scaling: Application Auto Scaling now supports horizontal scaling for Elasticache Memcached self-designed clusters using targe
client-bedrock-agent: Added optional "customMetadataField" for Amazon Aurora knowledge bases, allowing single-column metadata. Also added optional "te
client-workspaces-thin-client: Deprecate tags field in Get API responses
pass through credentials parameters when wrapping the provider
codegen: variable allocation in StringStore
middleware-flexible-checksums: buffer stream chunks to minimum required size
client-codebuild: Added test suite names to test case metadata
client-ecr: Adds support to handle the new basic scanning daily quota.
client-cloudformation: We added 5 new stack refactoring APIs: CreateStackRefactor, ExecuteStackRefactor, ListStackRefactors, DescribeStackRefactor, Li
client-ec2: Added "future" allocation type for future dated capacity reservation
credential-providers: supply backup credentials to fromTemporaryCredentials
nested-clients: create nested clients for internal use
client-codebuild: AWS CodeBuild Now Supports BuildBatch in Reserved Capacity and Lambda
client-iotsecuretunneling: Adds dualstack endpoint support for IoT Secure Tunneling
client-appsync: Modify UpdateGraphQLAPI operation and flag authenticationType as required.
client-appstream: Added support for Rocky Linux 8 on Amazon AppStream 2.0
xhr-http-handler: fix abort signal sharing for multiple requests
client-dlm: This release adds support for Local Zones in Amazon Data Lifecycle Manager EBS snapshot lifecycle policies.
util-user-agent-node: appId config file name correction
client-bcm-pricing-calculator: Updated condition key inference from Workload Estimate, Bill Scenario, and Bill Estimate resources. Updated documentati
client-b2bi: Add new X12 transactions sets and versions
client-partnercentral-selling: Announcing AWS Partner Central API for Selling: This service launch Introduces new APIs for co-selling opportunity mana
client-accessanalyzer: Expand analyzer configuration capabilities for unused access analyzers. Unused access analyzer configurations now support the a
client-accessanalyzer: This release adds support for policy validation and external access findings for resource control policies (RCP). IAM Access An
client-auto-scaling: Auto Scaling groups now support the ability to strictly balance instances across Availability Zones by configuring the Availabili
Your coding agent can read these notes before it upgrades. Set up the MCP server →