NewYour coding agent can read the release notes before it upgrades.Set up the MCP server →
npm · #3236 most downloaded on npm
AWS SDK for JavaScript Lambda Client for Node.js, Browser and React Native
Last release 2 days ago
02 Oct 2026
Ships on a steady schedule
a new release about every 8 days
Nearly every release is documented
notes for 60 of the last 60 stable releases
1 version withdrawn
withdrawn after publishing
7 years old
749 releases · first in 2020
One column per quarter.
client-billingconductor: This release adds support for SKU Scope for pricing plans.
client-cleanrooms: Initial release of AWS Clean Rooms
client-amplifybackend: Updated GetBackendAPIModels response to include ModelIntrospectionSchema json string
client-emr: Added GetClusterSessionCredentials API to allow Amazon SageMaker Studio to connect to EMR on EC2 clusters with runtime roles and AWS Lake
client-connectparticipant: Amazon Connect Chat introduces the Message Receipts feature. This feature allows agents and customers to receive message de
client-connect: Amazon Connect Chat now allows for JSON (application/json) message types to be sent as part of the initial message in the StartChatCon
client-batch: Adds isCancelled and isTerminated to DescribeJobs response.
client-marketplace-entitlement-service: update model to fix expectUnion error
client-s3-control: add prefix dedupe middleware
cloudfront-signer: accept passphrase when signing
types: add missing tslib dependency to types
tslib dependency to types (#4128) (5dab646)lib-dynamodb: fix use of log filters in conjunction with DynamDBDocumentClient
clients: remove unconditional inclusion of util-retry
client-codecatalyst: This release adds operations that support customers using the AWS Toolkits and Amazon CodeCatalyst, a unified software developmen
client-arc-zonal-shift: Amazon Route 53 Application Recovery Controller Zonal Shift is a new service that makes it easy to shift traffic away from an
client-drs: Non breaking changes to existing APIs, and additional APIs added to support in-AWS failing back using AWS Elastic Disaster Recovery.
client-appflow: Adding support for Amazon AppFlow to transfer the data to Amazon Redshift databases through Amazon Redshift Data API service. This fea
client-route-53: Amazon Route 53 now supports the Asia Pacific (Hyderabad) Region (ap-south-2) for latency records, geoproximity records, and private
client-amplify: Adds a new value (WEB_COMPUTE) to the Platform enum that allows customers to create Amplify Apps with Server-Side Rendering support.
client-billingconductor: This release adds a new feature BillingEntity pricing rule.
codegen: do not call clear on endpoints param name map
aws-procotoltests: use default no-op logger
clients: remove unconditional add of util-base64 node and browser modules
aws-client-api-test: rename package
client-ec2: This release adds API support for the recipient of an AMI account share to remove shared AMI launch permissions.
codegen: aws-query protocol, distinguish explicit empty list
client-s3-control: restrict Bucket param dedupe to S3 only
endpoint: instruct rds middleware to wait for endpoint resolution
packages: issues with jest script and configuration
scripts: use since origin/main for ci
endpoint: normalize endpoint to string when passing from client config to endpointParams
client-accessanalyzer: This release adds support for six new resource types in IAM Access Analyzer to help you easily identify public and cross-accoun
util-endpoints: use default import for partitions.json
client-eventbridge: remove middleware-sdk-eventbridge
endpoint: dedupe clientContext/builtIn params, fix s3 unit test
endpoint: e2e test fixes for endpoints 2.0 all services
endpoint: misc endpoints 2.0 fixes for s3
clients: update client endpoints as of 2022-10-06
codegen: add deser check for x-amz-request-id
endpoint-discovery: delete failed cache entry in blocking operations
clients: make parseErrorBody async
smithy-client: exception option missing message property
endpoint: add package dependencies for middleware-endpoint
client-apprunner: AWS App Runner adds a Node.js 16 runtime.
client-amplifyuibuilder: Amplify Studio UIBuilder is introducing forms functionality. Forms can be configured from Data Store models, JSON, or from sc
scripts: skip files with stripped comments containing incorrect JavaScript
middleware-retry: use delay from response header if it's higher
e2e: fix "eventually" helper in e2e tests
middleware-sdk-s3: process errors with 200 status code
client-controltower: This release contains the first SDK for AWS Control Tower. It introduces a new set of APIs: EnableControl, DisableControl, GetCon
client-iotthingsgraph: This release deprecates all APIs of the ThingsGraph service
credential-providers: support custom middleware for sts client
token-providers: move client-sso-oidc in dependencies
client-mediapackage: This release adds Ads AdTriggers and AdsOnDeliveryRestrictions to describe calls for CMAF endpoints on MediaPackage.
util-body-length-browser: handle trail surrogate character
client-app-mesh: AWS App Mesh release to support Multiple Listener and Access Log Format feature
client-cloudfront: Adds Http 3 support to distributions
client-backupstorage: This is the first public release of AWS Backup Storage. We are exposing some previously-internal APIs for use by external servic
client-glue: Add an option to run non-urgent or non-time sensitive Glue Jobs on spare capacity
client-license-manager-user-subscriptions: This release supports user based subscription for Microsoft Visual Studio Professional and Enterprise on EC
Your coding agent can read these notes before it upgrades. Set up the MCP server →