claude-api-skill

 * **Streaming patterns:** Implementation details for building chat UIs and handling incremental display
 * **Batch processing:** Offline batch processing at 50% cost
 * **Prompt caching:** Prefix-stability design, breakpoint placement, and silent-invalidator audit
-* **Model migration:** Step-by-step guidance for migrating to newer Claude models (including the breaking changes and behavior shifts on [Claude Opus 5](https://platform.claude.com/docs/en/about-claude/models/migration-guide#migrating-from-claude-opus-4-8-to-claude-opus-5))
+* **Model migration:** Step-by-step guidance for migrating to newer Claude models (including the breaking changes and behavior shifts on [Claude Opus 5](https://platform.claude.com/docs/en/models/opus-5/migration-guide#migrating-from-claude-opus-4-8-to-claude-opus-5))
 * **Current model information:** Model IDs, context window sizes, and pricing
 * **Common pitfalls:** Detailed guidance on avoiding frequent mistakes when integrating with the API
 

 
 As it edits, the skill explains each change and its motivation inline. On completion, it produces a checklist of items that require manual verification (typically integration tests, length-control prompt tuning, and cost/rate-limit re-baselining).
 
-For the full list of model-specific changes the skill applies, see [Migrating to Claude Opus 5 from Claude Opus 4.8](https://platform.claude.com/docs/en/about-claude/models/migration-guide#migrating-from-claude-opus-4-8-to-claude-opus-5).
+For the full list of model-specific changes the skill applies, see [Migrating to Claude Opus 5 from Claude Opus 4.8](https://platform.claude.com/docs/en/models/opus-5/migration-guide#migrating-from-claude-opus-4-8-to-claude-opus-5).
 
 ## Setting up a Managed Agent