Sweep 22 Sep 2026 · 15:52Z Build v2.1.280 501 read Stable v2.1.267 Latest v2.1.280 Next v2.1.280 Feeds RSS JSON llms.txt Unofficial
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One change · api

Create a Message Batch changed

api/beta/messages/batches/create

Nearest release: v2.1.269, published under 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+0added
Lines−20removed
From line 549 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 549, old and new numbered
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lines
from line 549
549549 
550550 - `caller: optional BetaDirectCaller or BetaServerToolCaller or BetaServerToolCaller20260120`
551551 
552 Tool invocation directly from the model.
553 
554552 - `BetaDirectCaller object`
555553 
556554 Tool invocation directly from the model.
from line 804
806804 
807805 - `caller: optional BetaDirectCaller or BetaServerToolCaller or BetaServerToolCaller20260120`
808806 
809 Tool invocation directly from the model.
810 
811807 - `BetaDirectCaller object`
812808 
813809 Tool invocation directly from the model.
from line 860
864860 
865861 - `caller: optional BetaDirectCaller or BetaServerToolCaller or BetaServerToolCaller20260120`
866862 
867 Tool invocation directly from the model.
868 
869863 - `BetaDirectCaller object`
870864 
871865 Tool invocation directly from the model.
from line 926
932926 
933927 - `caller: optional BetaDirectCaller or BetaServerToolCaller or BetaServerToolCaller20260120`
934928 
935 Tool invocation directly from the model.
936 
937929 - `BetaDirectCaller object`
938930 
939931 Tool invocation directly from the model.
from line 994
1002994 
1003995 - `content: BetaCodeExecutionToolResultBlockParamContent`
1004996 
1005 Code execution result with encrypted stdout for PFC + web_search results.
1006 
1007997 - `BetaCodeExecutionToolResultErrorParam object`
1008998 
1009999 - `type: "code_execution_tool_result_error"`
from line 1315
13251315 
13261316 - `tool: BetaToolChangeToolReference or BetaToolChangeMCPToolReference or BetaToolChangeMCPToolsetReference`
13271317 
1328 Reference to a single tool the caller declared directly in
1329 `tools[]`. Does not accept the composed `{server}_{name}` form the
1330 server assigns to MCP-resolved tools — use `mcp_tool_reference` or
1331 `mcp_toolset_reference` for those.
1332 
13331318 - `BetaToolChangeToolReference object`
13341319 
13351320 Reference to a single tool the caller declared directly in
from line 1362
13771362 - `type: "tool_removal"`
13781363 
13791364 - `tool: BetaToolChangeToolReference or BetaToolChangeMCPToolReference or BetaToolChangeMCPToolsetReference`
1380 
1381 Reference to a single tool the caller declared directly in
1382 `tools[]`. Does not accept the composed `{server}_{name}` form the
1383 server assigns to MCP-resolved tools — use `mcp_tool_reference` or
1384 `mcp_toolset_reference` for those.
13851365 
13861366 - `BetaToolChangeToolReference object`
13871367