Count tokens in a Message changedapi/beta/messages/count_tokens
Nearest release: v2.1.306, published under an hour 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+2added
Lines−0removed
From line
129
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits25to this page, all time
The whole hunk
from line 129, old and new numbered
/
from line 129
129129
130130 - `"telemetry-destinations-2026-08-11"`
131131
132 - `"webhooks-2026-10-07"`
133
132134- `"anthropic-user-profile-id": optional string`
133135
134136 The user profile ID to attribute this request to. Use when acting on behalf of a party other than your organization.
No line in this hunk matches that.