Claude Code v2.0.51 ·
Model Description Updates
EntryKind: in v2.0.51,
ChangesSection of the release
- Sonnet 4.5: "Best for everyday tasks" (was "Smartest model for daily use")
- Opus: "Most capable for complex work"
- Haiku 4.5: "Fastest for quick answers" (was "Fastest model for simple tasks")
- Dynamic pricing display using
jc() helper function - Evidence: Model options at
qh1, kzB, xzB around line 224380
See this entry in the whole of v2.0.51 →