Sweep 22 Sep 2026 · 17:19Z Build v2.1.280 501 read Stable v2.1.267 Latest v2.1.280 Next v2.1.280 Feeds RSS JSON llms.txt Unofficial
One change · api

Events changed

api/beta/sessions/threads/events

Nearest release: v2.1.274, published 7 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+6added
Lines−2removed
From line 37 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits12to this page, all time

The whole hunk

from line 37, old and new numbered
/
lines
from line 37
3737 
3838 - `string`
3939 
40 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
40 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
4141 
4242 - `"message-batches-2024-09-24"`
4343 
from line 129
129129 
130130 - `"mid-conversation-system-clear-at-2026-08-21"`
131131 
132 - `"compact-2026-09-04"`
133 
132134- `"anthropic-workspace-id": optional string`
133135 
134136### Returns
from line 2429
24272429 
24282430 - `string`
24292431 
2430 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
2432 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
24312433 
24322434 - `"message-batches-2024-09-24"`
24332435 
from line 2520
25182520 - `"thinking-binding-controls-2026-08-01"`
25192521 
25202522 - `"mid-conversation-system-clear-at-2026-08-21"`
2523 
2524 - `"compact-2026-09-04"`
25212525 
25222526- `"anthropic-workspace-id": optional string`
25232527