Extend Claude with skills changedskills
Nearest release: v2.1.311, published 5 hours before upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.
Upstream edited this page at 27 Oct 2026 01:12 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 27 Oct 2026 01:37 UTC.
Upstream edited
Recorded here
Lines+1added
Lines−1removed
From line
367
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits91to this page, all time
The whole hunk
from line 367, old and new numbered
/
from line 367
3673673. Push to the deployment target
368368```
369369
370Keep the body itself concise. Once a skill loads, its content [stays in context across turns](#skill-content-lifecycle), so every line is a recurring token cost. State what to do rather than narrating how or why, and apply the same conciseness test you would for [CLAUDE.md content](https://code.claude.com/docs/en/best-practices.md#write-an-effective-claude-md).
370Keep the body itself concise. Once a skill loads, its content [stays in context across turns](#skill-content-lifecycle), so every line is a recurring token cost. State what to do rather than narrating how or why, and apply the same conciseness test you would for [CLAUDE.md content](https://code.claude.com/docs/en/best-practices.md#keep-claude-md-short).
371371
372372### Frontmatter reference
373373
No line in this hunk matches that.