Get Messages Usage Report changedapi/beta/organization/usage_report/retrieve_messages
Nearest release: v2.1.309, published 2 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.
Recorded here
Lines+2added
Lines−2removed
From line
386
where the diff opens
First seen
10 Sep 2026
this site's first read of the page
Recorded edits14to this page, all time
The whole hunk
from line 386, old and new numbered
/
from line 386
386386
387387```bash
388388curl https://api.anthropic.com/v1/organizations/usage_report/messages \
389 -H 'anthropic-version: 2023-06-01' \
390 -H "X-Api-Key: $ANTHROPIC_API_KEY"
389 -H 'anthropic-version: 2026-10-21' \
390 -H "Authorization: Bearer $ANTHROPIC_API_KEY"
391391```
392392
393393### Response (200)
No line in this hunk matches that.