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

tool-search-tool changed

agents-and-tools/tool-use/tool-search-tool

Nearest release: v2.1.257, published under 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+2added
Lines−0removed
From line 41 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits7to this page, all time

The whole hunk

from line 41, old and new numbered
/
lines
from line 41
4141 
4242| Model | Tool versions |
4343| ---------------------------------------------- | ------------------------------------------------------------------- |
44| Claude Fable 5.1 (claude-fable-5-1) | `tool_search_tool_regex_20251119`, `tool_search_tool_bm25_20251119` |
45| Claude Mythos 5.1 (claude-mythos-5-1) | `tool_search_tool_regex_20251119`, `tool_search_tool_bm25_20251119` |
4446| Claude Fable 5 (claude-fable-5) | `tool_search_tool_regex_20251119`, `tool_search_tool_bm25_20251119` |
4547| Claude Mythos 5 (claude-mythos-5) | `tool_search_tool_regex_20251119`, `tool_search_tool_bm25_20251119` |
4648| Claude Opus 5 (claude-opus-5) | `tool_search_tool_regex_20251119`, `tool_search_tool_bm25_20251119` |