Sweep 22 Sep 2026 · 17:19Z Build v2.1.280 501 read Stable v2.1.267 Latest v2.1.280 Next v2.1.280 Feeds RSS JSON llms.txt Unofficial
One change · api

Beta changed

api/beta

Nearest release: v2.1.277, 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+702added
Lines−261removed
From line 2,499 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits16to this page, all time

The whole hunk

from line 2499, old and new numbered
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lines

This page is larger than the 256 KiB this site keeps, so one side of the diff below stops where the stored text does.

from line 2499
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25002500 - `BetaToolChangeMCPToolReference object`
25012501 
2502 Reference to a single MCP tool by its server and remote name — the
2502 Reference to a single MCP tool by its server and remote name; the
25032503 same `server_name`/`name` pair `mcp_tool_use` carries.
25042504 
25052505 - `type: "mcp_tool_reference"`
from line 2541
25412541 
25422542 - `BetaToolChangeMCPToolReference object`
25432543 
2544 Reference to a single MCP tool by its server and remote name — the
2544 Reference to a single MCP tool by its server and remote name; the
25452545 same `server_name`/`name` pair `mcp_tool_use` carries.
25462546 
25472547 - `BetaToolChangeMCPToolsetReference object`
from line 8755
87558755 
87568756 - `type: "tool_addition"`
87578757 
8758 - `tool: BetaToolC
8758 - `tool: BetaToolChangeT