smithy-lang/smithy 1.69.0

Smithy CLI v1.69.0

on GitHub

1.69.0 (2026-04-08)

Features

• Added the smithy.api#longPoll trait to indicate an operation is a long-poll
  operation. (#3019)
• Added aws.api#awsChunked trait.
  (#3033)
• Added BDD auto generatrion in rules-engine-tests.
  (#3027)
• Added multi-origin support to the CORS trait.
  (#3035)
• Updated IDL serializer to quote unresolvable idRef values.
  (#3038)
• Added llms.txt generation to docs build.
  (#3010)
• Fixed issues handling high-precision numbers when loading models.
  (#3004)
• Relaxed the optionality constraint on pagination output tokens to report a
  DANGER when the output token is required instead of ERROR.
  (#2983)
• Added node reversal optimization to compileBdd.
  (#3045)

Bug Fixes

• Fixed CLI checksum verification by adding appendFileNameToChecksum to
  generate sha256sum -c compatible checksum files. Previously, the .sha256
  files contained only the raw hash without a filename, causing verification to
  fail. (#2999)

Documentation

• Fixed aws.api#service docs to use correct property name cloudWatchNamespace
  instead of cloudWatchMetricNamespace. Also corrected a typo in
  CONTRIBUTING.md. (#3008)
• Corrected outdated Smithy-Java documentation.
  (#3009)

Other

• Added ec2QueryName, xmlName distinction edge test cases.
  (#2993)