Retrieve a Message Batch changedapi/beta/messages/batches/retrieve
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
255
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits17to this page, all time
The whole hunk
from line 255, old and new numbered
/
from line 255
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256256```bash
257257curl https://api.anthropic.com/v1/messages/batches/$MESSAGE_BATCH_ID \
258 -H 'anthropic-version: 2023-06-01' \
258 -H 'anthropic-version: 2026-10-21' \
259259 -H 'anthropic-beta: message-batches-2024-09-24' \
260 -H "X-Api-Key: $ANTHROPIC_API_KEY"
260 -H "Authorization: Bearer $ANTHROPIC_API_KEY"
261261```
262262
263263### Response (200)
No line in this hunk matches that.