chore(deps): bump @aws-sdk/client-ec2 from 3.953.0 to 3.977.0

[dependabot]

Bumps @aws-sdk/client-ec2 from 3.953.0 to 3.977.0.

Release notes

Sourced from @​aws-sdk/client-ec2's releases.

v3.977.0

3.977.0(2026-01-27)

Chores

• core/protocols: use default structIterator (#7684) (eb471df6)

New Features

• clients: update client endpoints as of 2026-01-27 (04a9ab71)
• client-ec2: Releasing new EC2 instances. C8gb and M8gb with highest EBS performance, M8gn with 600 Gbps network bandwidth, X8aedz and M8azn with 5GHz AMD processors, X8i with Intel Xeon 6 processors and up to 6TB memory, and Mac-m4max with Apple M4 Max chip for 25 percent faster builds. (8c83ff92)
• client-connect: Added support for task attachments. The StartTaskContact API now accepts file attachments, enabling customers to include files (.csv, .doc, .docx, .heic, .jfif, .jpeg, .jpg, .mov, .mp4, .pdf, .png, .ppt, .pptx, .rtf, .txt, etc.) when creating Task contacts. Supports up to 5 attachments per task. (12e1a94a)
• client-medialive: AWS Elemental MediaLive released two new features that allows customers 1) to set Output Timecode for AV1 encoder, 2) to set a Custom Epoch for CMAF Ingest and MediaPackage V2 output groups when using Pipeline Locking or Disabled Locking modes. (58a0492c)
• client-deadline: AWS Deadline Cloud now supports editing job names and descriptions after submission. (fd6d1d4b)
• client-sagemaker: Idle resource sharing enables teams to borrow unused compute resources in your SageMaker HyperPod cluster. This capability maximizes resource utilization by allowing teams to borrow idle compute capacity beyond their allocated compute quotas. (3f52b92b)

---

For list of updated packages, view updated-packages.md in assets-3.977.0.zip

v3.976.0

3.976.0(2026-01-26)

Chores

• packages-internal: update metadata url paths (#7679) (c3a351c1)

New Features

• client-connectcases: Amazon Connect now enables you to use tag-based access controls to define who can access specific cases. You can associate tags with case templates and configure security profiles to determine which users can access cases with those tags. (cdac71e6)
• client-ec2: DescribeInstanceTypes API response now includes an additionalFlexibleNetworkInterfaces field, the number of interfaces attachable to an instance when using flexible Elastic Network Adapter (ENA) queues in addition to the base number specified by maximumNetworkInterfaces. (a5c51fbb)
• client-groundstation: Adds support for AWS Ground Station Telemetry. (0d939202)
• client-evidently: Deprecate all Evidently API for AWS CloudWatch Evidently deprecation (37a7bdbf)

---

For list of updated packages, view updated-packages.md in assets-3.976.0.zip

v3.975.0

3.975.0(2026-01-23)

Chores

• codegen: upgrade smithy to 1.66.0 (#7678) (784b9f3d)
• ci: use repo-specific IAM role for PR builds (#7680) (e392336c)

New Features

... (truncated)

Changelog

Sourced from @​aws-sdk/client-ec2's changelog.

3.977.0 (2026-01-27)

Features

• client-ec2: Releasing new EC2 instances. C8gb and M8gb with highest EBS performance, M8gn with 600 Gbps network bandwidth, X8aedz and M8azn with 5GHz AMD processors, X8i with Intel Xeon 6 processors and up to 6TB memory, and Mac-m4max with Apple M4 Max chip for 25 percent faster builds. (8c83ff9)

3.976.0 (2026-01-26)

Features

• client-ec2: DescribeInstanceTypes API response now includes an additionalFlexibleNetworkInterfaces field, the number of interfaces attachable to an instance when using flexible Elastic Network Adapter (ENA) queues in addition to the base number specified by maximumNetworkInterfaces. (a5c51fb)

3.975.0 (2026-01-23)

Note: Version bump only for package @​aws-sdk/client-ec2

3.974.0 (2026-01-22)

Features

• client-ec2: Add better support for fractional GPU instances in DescribeInstanceTypes API. The new fields, logicalGpuCount, gpuPartitionSize, and workload array enable better GPU resource selection and filtering for both full and fractional GPU instance types. (72b8a1c)

3.973.0 (2026-01-21)

Features

• client-ec2: Added support of multiple EBS cards. New EbsCardIndex parameter enables attaching volumes to specific EBS cards on supported instance types for improved storage performance. (3066214)

... (truncated)

Commits

• 27da5f2 Publish v3.977.0
• 8c83ff9 feat(client-ec2): Releasing new EC2 instances. C8gb and M8gb with highest EBS...
• df1157f Publish v3.976.0
• a5c51fb feat(client-ec2): DescribeInstanceTypes API response now includes an addition...
• 557a738 Publish v3.975.0
• 784b9f3 chore(codegen): upgrade smithy to 1.66.0 (#7678)
• 2f2a874 Publish v3.974.0
• 72b8a1c feat(client-ec2): Add better support for fractional GPU instances in Describe...
• 8536efc chore(codegen): sync for http label validation (#7671)
• 36f2925 Publish v3.973.0
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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.70%. Comparing base (9d90f41) to head (cb23a01).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1082   +/-   ##
=======================================
  Coverage   87.70%   87.70%           
=======================================
  Files          72       72           
  Lines       10121    10121           
  Branches     1336     1337    +1     
=======================================
  Hits         8877     8877           
  Misses       1219     1219           
  Partials       25       25           

Flag	Coverage Δ
suite.unit	87.70% <ø> (ø)

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