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

Sessions changed

api/beta/sessions

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+57added
Lines−19removed
From line 19 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 19, old and new numbered
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This page is larger than the 256 KiB this site keeps, so one side of the diff below stops where the stored text does.

from line 19
1919 
2020 - `string`
2121 
22 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
22 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
2323 
2424 - `"message-batches-2024-09-24"`
2525 
from line 111
111111 
112112 - `"mid-conversation-system-clear-at-2026-08-21"`
113113 
114 - `"compact-2026-09-04"`
115 
114116- `"anthropic-workspace-id": optional string`
115117 
116118### Body parameters
from line 2316
23142316 
23152317 - `string`
23162318 
2317 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
2319 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
23182320 
23192321 - `"message-batches-2024-09-24"`
23202322 
from line 2408
24062408 
24072409 - `"mid-conversation-system-clear-at-2026-08-21"`
24082410 
2411 - `"compact-2026-09-04"`
2412 
24092413- `"anthropic-workspace-id": optional string`
24102414 
24112415### Returns
from line 3531
35273531 
35283532 - `string`
35293533 
3530 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
3534 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
35313535 
35323536 - `"message-batches-2024-09-24"`
35333537 
from line 3623
36193623 
36203624 - `"mid-conversation-system-clear-at-2026-08-21"`
36213625 
3626 - `"compact-2026-09-04"`
3627 
36223628- `"anthropic-workspace-id": optional string`
36233629 
36243630### Returns
from line 4732
47264732 
47274733 - `string`
47284734 
4729 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
4735 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
47304736 
47314737 - `"message-batches-2024-09-24"`
47324738 
from line 4824
48184824 
48194825 - `"mid-conversation-system-clear-at-2026-08-21"`
48204826 
4827 - `"compact-2026-09-04"`
4828 
48214829- `"anthropic-workspace-id": optional string`
48224830 
48234831### Body parameters
from line 6423
64156423 
64166424 - `string`
64176425 
6418 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
6426 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
64196427 
64206428 - `"message-batches-2024-09-24"`
64216429 
from line 6515
65076515 
65086516 - `"mid-conversation-system-clear-at-2026-08-21"`
65096517 
6518 - `"compact-2026-09-04"`
6519 
65106520- `"anthropic-workspace-id": optional string`
65116521 
65126522### Returns
from line 6566
65566566 
65576567 - `string`
65586568 
6559 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
6569 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
65606570 
65616571 - `"message-batches-2024-09-24"`
65626572 
from line 6658
66486658 
66496659 - `"mid-conversation-system-clear-at-2026-08-21"`
66506660 
6661 - `"compact-2026-09-04"`
6662 
66516663- `"anthropic-workspace-id": optional string`
66526664 
66536665### Returns
from line 8438
84268438 
84278439 - `description: string`
84288440 
8429 Description of what the tool does, shown to the agent to help it decide when to use the tool.
8430 
8431 minLength: 1
8432 
8433 - `input_schema: BetaManagedAgentsCustomToolInputSchema`
8434 
8435 JSON Schema for custom tool input parameters.
8436 
8437
8441 Description of what the tool does, shown to the agent to hel