Create a Message changedapi/beta/messages/create
Nearest release: v2.1.239, published 2 hours before this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.
Recorded here
Lines+1added
Lines−1removed
From line
3,998
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits30to this page, all time
The whole hunk
from line 3998, old and new numbered
/
from line 3998
39983998
39993999 - `version: string`
40004000
4001 Skill version or 'latest' for most recent version
4001 The resolved version: a skill version ID for custom skills.
40024002
40034003 - `content: array of BetaContentBlock`
40044004
No line in this hunk matches that.