v2.1.158 Claude Code Release Notes

May 30, 2026

Claude's Analysisby Sonnet 4.6

Auto mode now available on Bedrock, Vertex, and Foundry for Opus 4.7/4.8 — opt in with CLAUDE_CODE_ENABLE_AUTO_MODE=1.

Change

Total Changes (vs Average)

0.1×

Version Type

Patch

Release Focus

Mixed

Days Since Prior Release

Release # This Month

#26 of 27

Bug Fix Ratio

Post-Release Edits

—

Change Category

Ecosystem Impact

Key Themes

1Auto Mode Expands to Cloud Providers

May Help If You've Noticed

You've wanted automatic mode selection for Opus on Bedrock, Vertex, or Foundry but it wasn't available before

Other1 change

•Auto mode is now available on Bedrock, Vertex, and Foundry for Opus 4.7 and Opus 4.8. Opt in by setting CLAUDE_CODE_ENABLE_AUTO_MODE=1

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v2.1.158 Claude Code Release Notes

May 30, 2026

Claude's Analysisby Sonnet 4.6

Full Analysis

Auto mode now available on Bedrock, Vertex, and Foundry for Opus 4.7/4.8 — opt in with CLAUDE_CODE_ENABLE_AUTO_MODE=1.

Change

Total Changes (vs Average)

0.1×

Version Type

Patch

Release Focus

Mixed

Days Since Prior Release

Release # This Month

#26 of 27

Bug Fix Ratio

Post-Release Edits

—

Change Category

Ecosystem Impact

Key Themes

1Auto Mode Expands to Cloud Providers

May Help If You've Noticed

You've wanted automatic mode selection for Opus on Bedrock, Vertex, or Foundry but it wasn't available before

Other1 change

•Auto mode is now available on Bedrock, Vertex, and Foundry for Opus 4.7 and Opus 4.8. Opt in by setting CLAUDE_CODE_ENABLE_AUTO_MODE=1

v2.1.158 Claude Code Release Notes

Changes in Claude Code v2.1.158

Other1 change

v2.1.158 Claude Code Release Notes

Changes in Claude Code v2.1.158

Other1 change