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

Get Agent changed

api/beta/agents/retrieve

Nearest release: v2.1.258, published an hour 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+12added
Lines−2removed
From line 24 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits9to this page, all time

The whole hunk

from line 24, old and new numbered
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2424 
2525 - `string`
2626 
27 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 38 more`
27 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 41 more`
2828 
2929 - `"message-batches-2024-09-24"`
3030 
from line 108
108108 
109109 - `"ce-user-management-2026-07-13"`
110110 
111 - `"mid-conversation-output-config-2026-07-01"`
112 
113 - `"thinking-binding-controls-2026-08-01"`
114 
115 - `"mid-conversation-system-clear-at-2026-08-21"`
116 
111117## Returns
112118 
113119- `BetaManagedAgentsAgent object`
from line 156
150156 
151157 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
152158 
153 - `"claude-sonnet-5" or "claude-fable-5" or "claude-opus-5" or 10 more`
159 - `"claude-fable-5-1" or "claude-sonnet-5" or "claude-fable-5" or 11 more`
154160 
155161 The model that will power your agent.
156162 
157163 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
164 
165 - `"claude-fable-5-1"`
166 
167 Frontier intelligence for ambitious tasks across coding, scientific discovery, and enterprise workflows
158168 
159169 - `"claude-sonnet-5"`
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