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Sweep 25 Sep 2026 · 19:33Z Build v2.1.283 504 read Stable v2.1.274 Latest v2.1.283 Next v2.1.283 Feeds RSS JSON llms.txt llms-full.txt Unofficial
HomeDocsClaude Developer Platform 25 Sep 2026
One change · api

Get Agent changedapi/beta/agents/retrieve

Nearest release: v2.1.283, published 3 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.

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Lines+11added
Lines−11removed
From line 147 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits11to this page, all time

The whole hunk

from line 147, old and new numbered
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from line 147
147147 
148148 - `archived_at: string or null`
149149 
150 A timestamp in RFC 3339 format
150 When the agent was archived. Null if not archived.
151151 
152152 format: date-time
153153 
from line 179
179179 
180180 See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.
181181 
182 - `string`
183 
182184 - `"claude-opus-5-5" or "claude-fable-5-1" or "claude-sonnet-5" or 12 more`
183185 
184186 The model that will power your agent.
from line 247
245247 
246248 High-performance model for agents and coding
247249 
248 - `string`
249 
250250 - `effort: optional BetaManagedAgentsEffortLow or BetaManagedAgentsEffortMedium or BetaManagedAgentsEffortHigh or 2 more`
251251 
252 How hard Claude works on each turn. Sets `output_config.effort` on every Messages call the session makes.
252 How hard Claude works on each inference call. One of `low`, `medium`, `high`, `xhigh`, `max`. Always present; resolved to the per-model default at save time when not supplied.
253253 
254254 - `BetaManagedAgentsEffortLow object`
255255 
from line 287
287287 
288288 - `speed: optional "standard" or "fast"`
289289 
290 Inference speed mode. `fast` provides significantly faster output token generation at premium pricing. Not all models support `fast`; invalid combinations are rejected at create time.
290 Inference speed mode. `fast` provides significantly faster output token generation at premium pricing. Defaults to `standard`. Not all models support `fast`; invalid combinations are rejected at create time.
291291 
292292 - `"standard"`
293293 
from line 295
295295 
296296 - `multiagent: BetaManagedAgentsMultiagent or null`
297297 
298 Resolved coordinator topology with a concrete agent roster.
298 Multiagent orchestration configuration. Null when the agent is single-threaded.
299299 
300300 - `type: "coordinator"`
301301 
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