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One change · api

Models changed

api/beta/models

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+94added
Lines−2removed
From line 39 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits8to this page, all time

### Beta Compaction Capability

The whole hunk

from line 39, old and new numbered
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lines
from line 39
3939 
4040 - `string`
4141 
42 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
42 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
4343 
4444 - `"message-batches-2024-09-24"`
4545 
from line 131
131131 
132132 - `"mid-conversation-system-clear-at-2026-08-21"`
133133 
134 - `"compact-2026-09-04"`
135 
134136- `"anthropic-workspace-id": optional string`
135137 
136138### Returns
from line 175
173175 
174176 Whether the model supports code execution tools.
175177 
178 - `compaction: BetaCompactionCapability or null`
179 
180 Compaction capability details: whether the model accepts the top-level
181 `compaction` request parameter, with one entry per supported
182 `compaction.type` value.
183 
184 - `summarize: BetaCapabilitySupport`
185 
186 Whether the summarize compaction type is supported.
187 
188 - `supported: boolean`
189 
190 Whether this capability is supported by the model.
191 
176192 - `context_management: BetaContextManagementCapability`
177193 
178194 Context management support and available strategies.
from line 327
311327 "code_execution": {
312328 "supported": true
313329 },
330 "compaction": {
331 "summarize": {
332 "supported": true
333 },
334 "supported": true
335 },
314336 "context_management": {
315337 "clear_thinking_20251015": {
316338 "supported": true
from line 419
397419 
398420 - `string`
399421 
400 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 42 more`
422 - `"message-batches-2024-09-24" or "prompt-caching-2024-07-31" or "computer-use-2024-10-22" or 43 more`
401423 
402424 - `"message-batches-2024-09-24"`
403425 
from line 511
489511 
490512 - `"mid-conversation-system-clear-at-2026-08-21"`
491513 
514 - `"compact-2026-09-04"`
515 
492516- `"anthropic-workspace-id": optional string`
493517 
494518### Returns
from line 555
531555 
532556 Whether the model supports code execution tools.
533557 
558 - `compaction: BetaCompactionCapability or null`
559 
560 Compaction capability details: whether the model accepts the top-level
561 `compaction` request parameter, with one entry per supported
562 `compaction.type` value.
563 
564 - `summarize: BetaCapabilitySupport`
565 
566 Whether the summarize compaction type is supported.
567 
568 - `supported: boolean`
569 
570 Whether this capability is supported by the model.
571 
534572 - `context_management: BetaContextManagementCapability`
535573 
536574 Context management support and available strategies.
from line 693
655693 "code_execution": {
656694 "supported": true
657695 },
696 "compaction": {
697 "summarize": {
698 "supported": true
699 },
700 "supported": true
701 },
658702 "context_management": {
659703 "clear_thinking_20251015": {
660704 "supported": true
from line 770
726770 
727771 Whether this capability is supported by the model.
728772 
773### Beta Compaction Capability
774 
775- `BetaCompactionCapability object`
776 
777 Compaction capability details: whether the model accepts the top-level
778 `compaction` request parameter, with one entry per supported
779 `compaction.type` value.
780 
781 - `summarize: BetaCapabilitySupport`
782 
783 Whether the summarize compaction type is supported.
784 
785 - `supported: boolean`
786 
787 Whether this capability is supported by the model.
788 
789 - `supported: boolean`
790 
791 Whether this capability is supported by the model.
792 
729793### Beta Context Management Capability
730794 
731795- `BetaContextManagementCapability object`
from line 872
808872 
809873 Whether the model supports code execution tools.
810874 
875 - `compaction: BetaCompactionCapability or null`
876 
877 Compaction capability details: whether the model accepts the top-level
878 `compaction` request parameter, with one entry per supported
879 `compaction.type` value.
880 
881 - `summarize: BetaCapabilitySupport`
882 
883 Whether the summarize compaction type is supported.
884 
885 - `supported: boolean`
886 
887 Whether this capability is supported by the model.
888 
811889 - `context_management: BetaContextManagementCapability`
812890 
813891 Context management support and available strategies.
from line 1005
9271005 - `code_execution: BetaCapabilitySupport`
9281006 
9291007 Whether the model supports code execution tools.
1008 
1009 - `compaction: BetaCompactionCapability or null`
1010 
1011 Compaction capability details: whether the model accepts the top-level
1012 `compaction` request parameter, with one entry per supported
1013 `compaction.type` value.
1014 
1015 - `summarize: BetaCapabilitySupport`
1016 
1017 Whether the summarize compaction type is supported.
1018 
1019 - `supported: boolean`
1020 
1021 Whether this capability is supported by the model.
9301022 
9311023 - `context_management: BetaContextManagementCapability`
9321024