Retrieve Message Batch results changedapi/messages/batches/results
Nearest release: v2.1.282, published an hour 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+61added
Lines−0removed
From line
822
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 822, old and new numbered
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from line 822
822822
823823 - `file_id: string`
824824
825 - `diagnostics: Diagnostics or null`
826
827 Request-level diagnostics: why the prompt cache could not fully reuse
828 the prefix of the request named by `diagnostics.previous_message_id`.
829
830 - `cache_miss_reason: CacheMissReason or null`
831
832 Explains why the prompt cache could not fully reuse the prefix from the request identified by `diagnostics.previous_message_id`. `null` means diagnosis is still pending — the response was serialized before the background comparison completed.
833
834 - `CacheMissModelChanged object`
835
836 - `type: "model_changed"`
837
838 default: model_changed
839
840 - `cache_missed_input_tokens: number`
841
842 Approximate number of input tokens that would have been read from cache had the prefix matched the previous request.
843
844 - `CacheMissSystemChanged object`
845
846 - `type: "system_changed"`
847
848 default: system_changed
849
850 - `cache_missed_input_tokens: number`
851
852 Approximate number of input tokens that would have been read from cache had the prefix matched the previous request.
853
854 - `CacheMissToolsChanged object`
855
856 - `type: "tools_changed"`
857
858 default: tools_changed
859
860 - `cache_missed_input_tokens: number`
861
862 Approximate number of input tokens that would have been read from cache had the prefix matched the previous request.
863
864 - `CacheMissMessagesChanged object`
865
866 - `type: "messages_changed"`
867
868 default: messages_changed
869
870 - `cache_missed_input_tokens: number`
871
872 Approximate number of input tokens that would have been read from cache had the prefix matched the previous request.
873
874 - `CacheMissPreviousMessageNotFound object`
875
876 - `type: "previous_message_not_found"`
877
878 default: previous_message_not_found
879
880 - `CacheMissUnavailable object`
881
882 - `type: "unavailable"`
883
884 default: unavailable
885
825886 - `model: Model`
826887
827888 The model that will complete your prompt.
No line in this hunk matches that.