Versions changedapi/beta/agents/versions
Nearest release: v2.1.296, published 4 hours before 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+163added
Lines−39removed
From line
235
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits18to this page, all time
The whole hunk
from line 235, old and new numbered
/
from line 235
235235
236236 - `"claude-haiku-4-5"`
237237
238 Fastest model with near-frontier intelligence
239
240238 - `"claude-haiku-4-5-20251001"`
241239
242 Fastest model with near-frontier intelligence
243
244240 - `"claude-opus-4-5"`
245241
246242 Powerful intelligence for long-running agents and coding
from line 309
313309
314310 Multiagent orchestration configuration. Null when the agent is single-threaded.
315311
316 - `type: "coordinator"`
312 - `BetaManagedAgentsMultiagentCoordinator object`
317313
318 - `agents: array of BetaManagedAgentsAgentReference or BetaManagedAgentsAdvisor`
314 Resolved coordinator topology with a concrete agent roster.
319315
320 Agents the coordinator may spawn as session threads, each resolved to a specific version.
316 - `type: "coordinator"`
321317
322 - `BetaManagedAgentsAgentReference object`
318 - `agents: array of BetaManagedAgentsAgentReference or BetaManagedAgentsAdvisor`
323319
324 A resolved agent reference with a concrete version.
320 Agents the coordinator may spawn as session threads, each resolved to a specific version.
325321
326 - `type: "agent"`
322 - `BetaManagedAgentsAgentReference object`
327323
328 - `id: string`
324 A resolved agent reference with a concrete version.
329325
330 - `version: number`
326 - `type: "agent"`
331327
332 format: int32
328 - `id: string`
333329
334 - `BetaManagedAgentsAdvisor object`
330 - `version: number`
335331
336 Platform advisor roster entry: a model the session's primary thread may consult mid-turn.
332 format: int32
337333
338 - `type: "advisor"`
334 - `BetaManagedAgentsAdvisor object`
339335
340 - `model: string`
336 Platform advisor roster entry: a model the session's primary thread may consult mid-turn.
341337
342 The advisor model id.
338 - `type: "advisor"`
343339
340 - `model: string`
341
342 The advisor model id.
343
344 - `BetaManagedAgentsMultiagent20261001 object`
345
346 Resolved multiagent configuration with three members, each enabled or disabled on its own.
347
348 - `type: "multiagent_20261001"`
349
350 - `advisor: BetaManagedAgentsMultiagentAdvisor`
351
352 Whether the session's primary thread can consult an advisor model.
353
354 - `BetaManagedAgentsMultiagentAdvisorEnabled object`
355
356 The session's primary thread can consult `model` mid-turn.
357
358 - `type: "enabled"`
359
360 - `model: string`
361
362 The advisor model id.
363
364 - `BetaManagedAgentsMultiagentAdvisorDisabled object`
365
366 The agent has no advisor.
367
368 - `type: "disabled"`
369
370 - `subagents: BetaManagedAgentsMultiagentSubagents`
371
372 Whether the agent can spawn session threads.
373
374 - `BetaManagedAgentsMultiagentSubagentsEnabled object`
375
376 The agent can spawn session threads.
377
378 - `type: "enabled"`
379
380 - `inline_agents: BetaManagedAgentsMultiagentInlineAgents`
381
382 Whether the agent can define inline agents, which are not saved, when it spawns session threads.
383
384 - `BetaManagedAgentsMultiagentInlineAgentsEnabled object`
385
386 The agent can define inline agents.
387
388 - `type: "enabled"`
389
390 - `BetaManagedAgentsMultiagentInlineAgentsDisabled object`
391
392 The agent cannot define inline agents.
393
394 - `type: "disabled"`
395
396 - `predefined_agents: array of BetaManagedAgentsAgentReference`
397
398 Predefined agents, which are saved agents that this agent can spawn as session threads, each resolved to a specific version.
399
400 - `type: "agent"`
401
402 - `id: string`
403
404 - `version: number`
405
406 format: int32
407
408 - `BetaManagedAgentsMultiagentSubagentsDisabled object`
409
410 The agent cannot spawn session threads.
411
412 - `type: "disabled"`
413
414 - `workflows: BetaManagedAgentsMultiagentWorkflows`
415
416 Whether the agent can start workflow runs.
417
418 - `BetaManagedAgentsMultiagentWorkflowsEnabled object`
419
420 The agent can start workflow runs.
421
422 - `type: "enabled"`
423
424 - `inline_agents: BetaManagedAgentsMultiagentInlineAgents`
425
426 Whether a run's plan can define inline agents, which are not saved.
427
428 - `predefined_agents: array of BetaManagedAgentsAgentReference`
429
430 Predefined agents, which are saved agents that a run's plan can use, each resolved to a specific version.
431
432 - `type: "agent"`
433
434 - `id: string`
435
436 - `version: number`
437
438 format: int32
439
440 - `BetaManagedAgentsMultiagentWorkflowsDisabled object`
441
442 The agent cannot start workflow runs.
443
444 - `type: "disabled"`
445
344446 - `name: string`
345447
346448 - `skills: array of BetaManagedAgentsAnthropicSkill or BetaManagedAgentsCustomSkill`
from line 955
853955 "speed": "standard"
854956 },
855957 "multiagent": {
856 "agents": [
857 {
858 "id": "agent_011CZkYqphY8vELVzwCUpqiQ",
859 "type": "agent",
860 "version": 1
861 }
862 ],
863 "type": "coordinator"
958 "advisor": {
959 "type": "disabled"
960 },
961 "subagents": {
962 "inline_agents": {
963 "type": "enabled"
964 },
965 "predefined_agents": [
966 {
967 "id": "agent_011CZkYqphY8vELVzwCUpqiQ",
968 "type": "agent",
969 "version": 1
970 }
971 ],
972 "type": "enabled"
973 },
974 "type": "multiagent_20261001",
975 "workflows": {
976 "inline_agents": {
977 "type": "enabled"
978 },
979 "predefined_agents": [
980 {
981 "id": "agent_011CZkYqphY8vELVzwCUpqiQ",
982 "type": "agent",
983 "version": 1
984 }
985 ],
986 "type": "enabled"
987 }
864988 },
865989 "name": "My First Agent",
866990 "skills": [
No line in this hunk matches that.