Migrate your code and prompts from Sonnet 4.x and Opus 4.1 to Opus 4.5.
/plugin marketplace add anthropics/claude-code
/plugin install claude-opus-4-5-migration@anthropics/claude-code
Migrate prompts and code from Claude Sonnet 4.0, Sonnet 4.5, or Opus 4.1 to Opus 4.5. Use when the user wants to update their codebase, prompts, or API calls to use Opus 4.5. Handles model string updates and prompt adjustments for known Opus 4.5 behavioral differences. Does NOT migrate Haiku 4.5.
Easily create hooks to prevent unwanted behaviors by analyzing conversation patterns
Adds educational insights about implementation choices and codebase patterns (mimics the deprecated Explanatory output style)
Frontend design skill for UI/UX implementation
REST and GraphQL API scaffolding, framework selection, backend architecture, and API generation