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Sweep 28 Aug 2026 ยท 00:00Z Build v2.1.250 478 read Stable v2.1.236 Latest v2.1.250 Next v2.1.250 Feeds RSS JSON llms.txt

DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

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claude-prompting-best-practices

build-with-claude/prompt-engineering/claude-prompting-best-practices

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Nearest release: v2.1.246, published 3 hours after this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

build-with-claude/prompt-engineering/claude-prompting-best-practices Changed · +1 / -1 lines

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 ### Migrating to Claude Sonnet 5 from Claude Sonnet 4.5 or earlier
 
-See [Migrating to Claude Sonnet 5 from Claude Sonnet 4.5 or earlier](https://platform.claude.com/docs/en/about-claude/models/migration-guide#migrating-from-sonnet-45) in the migration guide, which covers the effort default change and the removal of manual extended thinking (`budget_tokens`).
+See [Migrating to Claude Sonnet 5 from Claude Sonnet 4.5 or earlier](https://platform.claude.com/docs/en/models/sonnet-5/migration-guide#migrating-from-sonnet-45) in the migration guide, which covers the effort default change and the removal of manual extended thinking (`budget_tokens`).
 
 ## Next steps