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PyPI · #17 most downloaded on PyPI
Low-level, data-driven core of boto 3.
Last release 3 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
Nothing withdrawn
no release was ever pulled
14 years old
2530 releases · first in 2012
api-change:mediaconnect: Update mediaconnect client to latest version
api-change:mediaconnect: Update mediaconnect client to latest version
api-change:sagemaker: Update sagemaker client to latest version
api-change:kendra: Update kendra client to latest version
api-change:fsx: Update fsx client to latest version
api-change:frauddetector: Update frauddetector client to latest version
api-change:mediapackage: Update mediapackage client to latest version
api-change:macie2: Update macie2 client to latest version
api-change:cloudwatch: Update cloudwatch client to latest version
api-change:mq: Update mq client to latest version
api-change:directconnect: Update directconnect client to latest version
One column per quarter.
api-change:directconnect: Update directconnect client to latest version
api-change:config: Update config client to latest version
api-change:fsx: Update fsx client to latest version
api-change:glue: Update glue client to latest version
api-change:workspaces: Update workspaces client to latest version
api-change:lightsail: Update lightsail client to latest version
api-change:quicksight: Update quicksight client to latest version
api-change:quicksight: Update quicksight client to latest version
api-change:medialive: Update medialive client to latest version
api-change:codeguruprofiler: Update codeguruprofiler client to latest version
api-change:codeguruprofiler: Update codeguruprofiler client to latest version
api-change:frauddetector: Update frauddetector client to latest version
api-change:frauddetector: Update frauddetector client to latest version
api-change:rds: Update rds client to latest version
api-change:codebuild: Update codebuild client to latest version
api-change:groundstation: Update groundstation client to latest version
api-change:fms: Update fms client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:cloudfront: Update cloudfront client to latest version
api-change:connect: Update connect client to latest version
api-change:connect: Update connect client to latest version
api-change:elasticbeanstalk: Update elasticbeanstalk client to latest version
api-change:appsync: Update appsync client to latest version
api-change:macie2: Update macie2 client to latest version
api-change:application-autoscaling: Update application-autoscaling client to latest version
api-change:ec2: Update ec2 client to latest version
enhancement:examples: Pull in latest examples from EFS.
enhancement:examples: Pull in latest examples from EFS.
api-change:ivs: Update ivs client to latest version
api-change:ivs: Update ivs client to latest version
api-change:amplify: Update amplify client to latest version
api-change:amplify: Update amplify client to latest version
api-change:wafv2: Update wafv2 client to latest version
api-change:ebs: Update ebs client to latest version
api-change:events: Update events client to latest version
api-change:sagemaker: Update sagemaker client to latest version
api-change:cloudhsmv2: Update cloudhsmv2 client to latest version
api-change:appmesh: Update appmesh client to latest version
api-change:alexaforbusiness: Update alexaforbusiness client to latest version
api-change:sns: Update sns client to latest version
api-change:secretsmanager: Update secretsmanager client to latest version
api-change:comprehend: Update comprehend client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:forecast: Update forecast client to latest version
api-change:ce: Update ce client to latest version
api-change:organizations: Update organizations client to latest version
api-change:storagegateway: Update storagegateway client to latest version
api-change:storagegateway: Update storagegateway client to latest version
api-change:glue: Update glue client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:lakeformation: Update lakeformation client to latest version
api-change:efs: Update efs client to latest version
api-change:cloudfront: Update cloudfront client to latest version
api-change:quicksight: Update quicksight client to latest version
api-change:quicksight: Update quicksight client to latest version
api-change:rds: Update rds client to latest version
api-change:iotsitewise: Update iotsitewise client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:connect: Update connect client to latest version
api-change:imagebuilder: Update imagebuilder client to latest version
api-change:imagebuilder: Update imagebuilder client to latest version
api-change:appsync: Update appsync client to latest version
api-change:chime: Update chime client to latest version
api-change:rds: Update rds client to latest version
api-change:securityhub: Update securityhub client to latest version
api-change:codebuild: Update codebuild client to latest version
api-change:ecr: Update ecr client to latest version
api-change:ecr: Update ecr client to latest version
api-change:codeguru-reviewer: Update codeguru-reviewer client to latest version
api-change:comprehendmedical: Update comprehendmedical client to latest version
api-change:rds: Update rds client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:codestar-connections: Update codestar-connections client to latest version
api-change:codestar-connections: Update codestar-connections client to latest version
api-change:codeguruprofiler: Update codeguruprofiler client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:autoscaling: Update autoscaling client to latest version
api-change:quicksight: Update quicksight client to latest version
api-change:quicksight: Update quicksight client to latest version
api-change:cognito-idp: Update cognito-idp client to latest version
api-change:sagemaker: Update sagemaker client to latest version
api-change:cloudformation: Update cloudformation client to latest version
api-change:dms: Update dms client to latest version
api-change:glue: Update glue client to latest version
api-change:glue: Update glue client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:iam: Update iam client to latest version
api-change:iam: Update iam client to latest version
api-change:organizations: Update organizations client to latest version
api-change:backup: Update backup client to latest version
api-change:emr: Update emr client to latest version
api-change:fsx: Update fsx client to latest version
api-change:amplify: Update amplify client to latest version
api-change:codecommit: Update codecommit client to latest version
api-change:honeycode: Update honeycode client to latest version
api-change:autoscaling: Update autoscaling client to latest version
api-change:mediatailor: Update mediatailor client to latest version
api-change:mediatailor: Update mediatailor client to latest version
api-change:organizations: Update organizations client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:emr: Update emr client to latest version
api-change:rekognition: Update rekognition client to latest version
api-change:rds: Update rds client to latest version
api-change:sqs: Update sqs client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:opsworkscm: Update opsworkscm client to latest version
api-change:medialive: Update medialive client to latest version
api-change:support: Update support client to latest version
api-change:support: Update support client to latest version
api-change:mediaconvert: Update mediaconvert client to latest version
api-change:meteringmarketplace: Update meteringmarketplace client to latest version
api-change:route53: Update route53 client to latest version
api-change:ssm: Update ssm client to latest version
api-change:rds: Update rds client to latest version
api-change:sesv2: Update sesv2 client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:snowball: Update snowball client to latest version
api-change:appmesh: Update appmesh client to latest version
api-change:route53: Update route53 client to latest version
api-change:macie2: Update macie2 client to latest version
api-change:cloudfront: Update cloudfront client to latest version
api-change:cloudfront: Update cloudfront client to latest version
api-change:dataexchange: Update dataexchange client to latest version
api-change:qldb: Update qldb client to latest version
api-change:autoscaling: Update autoscaling client to latest version
api-change:lambda: Update lambda client to latest version
api-change:polly: Update polly client to latest version
api-change:chime: Update chime client to latest version
api-change:chime: Update chime client to latest version
api-change:appconfig: Update appconfig client to latest version
api-change:alexaforbusiness: Update alexaforbusiness client to latest version
api-change:cognito-idp: Update cognito-idp client to latest version
api-change:iot: Update iot client to latest version
api-change:apigateway: Update apigateway client to latest version
api-change:apigateway: Update apigateway client to latest version
api-change:glue: Update glue client to latest version
api-change:cloudformation: Update cloudformation client to latest version
api-change:storagegateway: Update storagegateway client to latest version
api-change:lex-models: Update lex-models client to latest version
api-change:lex-models: Update lex-models client to latest version
api-change:imagebuilder: Update imagebuilder client to latest version
api-change:iot-data: Update iot-data client to latest version
api-change:ecs: Update ecs client to latest version
api-change:macie2: Update macie2 client to latest version
api-change:macie2: Update macie2 client to latest version
api-change:servicecatalog: Update servicecatalog client to latest version
api-change:codeartifact: Update codeartifact client to latest version
api-change:compute-optimizer: Update compute-optimizer client to latest version
api-change:shield: Update shield client to latest version
api-change:lightsail: Update lightsail client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:appconfig: Update appconfig client to latest version
feature:SSO: Added support for the SSO credential provider. This allows the SDK to retrieve temporary AWS credentials from a profile configured to use SSO credentials.
api-change:dlm: Update dlm client to latest version
api-change:transfer: Update transfer client to latest version
api-change:transfer: Update transfer client to latest version
api-change:shield: Update shield client to latest version
api-change:shield: Update shield client to latest version
api-change:servicediscovery: Update servicediscovery client to latest version
api-change:cloudfront: Update cloudfront client to latest version
api-change:cloudfront: Update cloudfront client to latest version
api-change:pinpoint: Update pinpoint client to latest version
api-change:personalize-runtime: Update personalize-runtime client to latest version
api-change:sagemaker-runtime: Update sagemaker-runtime client to latest version
api-change:elasticbeanstalk: Update elasticbeanstalk client to latest version
api-change:servicecatalog: Update servicecatalog client to latest version
api-change:apigateway: Update apigateway client to latest version
api-change:personalize: Update personalize client to latest version
api-change:ssm: Update ssm client to latest version
api-change:ssm: Update ssm client to latest version
api-change:lightsail: Update lightsail client to latest version
api-change:meteringmarketplace: Update meteringmarketplace client to latest version
api-change:mediapackage-vod: Update mediapackage-vod client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:iam: Update iam client to latest version
api-change:directconnect: Update directconnect client to latest version
api-change:es: Update es client to latest version
api-change:glue: Update glue client to latest version
api-change:mediaconvert: Update mediaconvert client to latest version
api-change:guardduty: Update guardduty client to latest version
api-change:guardduty: Update guardduty client to latest version
api-change:fsx: Update fsx client to latest version
api-change:fsx: Update fsx client to latest version
api-change:kms: Update kms client to latest version
api-change:sagemaker: Update sagemaker client to latest version
api-change:athena: Update athena client to latest version
api-change:worklink: Update worklink client to latest version
api-change:emr: Update emr client to latest version
api-change:marketplace-catalog: Update marketplace-catalog client to latest version
api-change:marketplace-catalog: Update marketplace-catalog client to latest version
api-change:kafka: Update kafka client to latest version
api-change:qldb-session: Update qldb-session client to latest version
api-change:workmail: Update workmail client to latest version
api-change:guardduty: Update guardduty client to latest version
api-change:guardduty: Update guardduty client to latest version
api-change:elbv2: Update elbv2 client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:dlm: Update dlm client to latest version
api-change:quicksight: Update quicksight client to latest version
api-change:ssm: Update ssm client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:macie: Update macie client to latest version
api-change:autoscaling: Update autoscaling client to latest version
api-change:autoscaling: Update autoscaling client to latest version
api-change:iotsitewise: Update iotsitewise client to latest version
api-change:synthetics: Update synthetics client to latest version
api-change:synthetics: Update synthetics client to latest version
api-change:codebuild: Update codebuild client to latest version
api-change:s3: Update s3 client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:backup: Update backup client to latest version
api-change:backup: Update backup client to latest version
api-change:codedeploy: Update codedeploy client to latest version
api-change:securityhub: Update securityhub client to latest version
api-change:chime: Update chime client to latest version
api-change:medialive: Update medialive client to latest version
api-change:application-autoscaling: Update application-autoscaling client to latest version
api-change:appmesh: Update appmesh client to latest version
api-change:transcribe: Update transcribe client to latest version
api-change:transcribe: Update transcribe client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:health: Update health client to latest version
api-change:chime: Update chime client to latest version
api-change:chime: Update chime client to latest version
api-change:chime: Update chime client to latest version
api-change:qldb: Update qldb client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:ecs: Update ecs client to latest version
api-change:dynamodb: Update dynamodb client to latest version
api-change:macie2: Update macie2 client to latest version
api-change:sts: Update sts client to latest version
api-change:sts: Update sts client to latest version
api-change:ecr: Update ecr client to latest version
api-change:glue: Update glue client to latest version
api-change:cloudformation: Update cloudformation client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:imagebuilder: Update imagebuilder client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:elasticache: Update elasticache client to latest version
api-change:macie2: Update macie2 client to latest version
api-change:workmail: Update workmail client to latest version
api-change:workmail: Update workmail client to latest version
api-change:iotsitewise: Update iotsitewise client to latest version
enchancement:Endpoints: Improved endpoint resolution for clients with unknown regions
api-change:kendra: Update kendra client to latest version
api-change:kendra: Update kendra client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:codeguru-reviewer: Update codeguru-reviewer client to latest version
api-change:sagemaker: Update sagemaker client to latest version
api-change:sagemaker: Update sagemaker client to latest version
api-change:guardduty: Update guardduty client to latest version
api-change:resourcegroupstaggingapi: Update resourcegroupstaggingapi client to latest version
api-change:ssm: Update ssm client to latest version
api-change:ssm: Update ssm client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:codebuild: Update codebuild client to latest version
api-change:lightsail: Update lightsail client to latest version
api-change:route53: Update route53 client to latest version
api-change:appconfig: Update appconfig client to latest version
api-change:logs: Update logs client to latest version
api-change:codestar-connections: Update codestar-connections client to latest version
api-change:codestar-connections: Update codestar-connections client to latest version
api-change:comprehendmedical: Update comprehendmedical client to latest version
api-change:support: Update support client to latest version
api-change:support: Update support client to latest version
api-change:ssm: Update ssm client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:apigateway: Update apigateway client to latest version
api-change:apigateway: Update apigateway client to latest version
api-change:ec2: Update ec2 client to latest version
api-change:s3control: Update s3control client to latest version
api-change:efs: Update efs client to latest version
api-change:efs: Update efs client to latest version
api-change:ssm: Update ssm client to latest version
api-change:schemas: Update schemas client to latest version
api-change:schemas: Update schemas client to latest version
api-change:iot: Update iot client to latest version
api-change:lambda: Update lambda client to latest version
api-change:storagegateway: Update storagegateway client to latest version
api-change:iotevents: Update iotevents client to latest version
feature:Exceptions: Added support for parsing modeled exception fields.
api-change:mediaconvert: Update mediaconvert client to latest version
api-change:iotsitewise: Update iotsitewise client to latest version
api-change:iotsitewise: Update iotsitewise client to latest version
api-change:waf: Update waf client to latest version
api-change:waf-regional: Update waf-regional client to latest version
api-change:transcribe: Update transcribe client to latest version
api-change:servicediscovery: Update servicediscovery client to latest version
api-change:kinesisvideo: Update kinesisvideo client to latest version
api-change:kinesisvideo: Update kinesisvideo client to latest version
api-change:kinesis-video-archived-media: Update kinesis-video-archived-media client to latest version
api-change:ssm: Update ssm client to latest version
api-change:route53: Update route53 client to latest version
api-change:ecr: Update ecr client to latest version
api-change:medialive: Update medialive client to latest version
api-change:dms: Update dms client to latest version
api-change:dms: Update dms client to latest version
api-change:dataexchange: Update dataexchange client to latest version
api-change:accessanalyzer: Update accessanalyzer client to latest version
api-change:sagemaker: Update sagemaker client to latest version
api-change:iot: Update iot client to latest version
api-change:iot: Update iot client to latest version
api-change:dlm: Update dlm client to latest version
api-change:elastic-inference: Update elastic-inference client to latest version
Your coding agent can read these notes before it upgrades. Set up the MCP server →