define-tools changedagents-and-tools/tool-use/define-tools
Nearest release: v2.1.307, published 4 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+2added
Lines−6removed
From line
338
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits18to this page, all time
The whole hunk
from line 338, old and new numbered
/
from line 338
338338 ],
339339 }),
340340 ],
341 Messages = [
342 new() { Role = Role.User, Content = "What's the weather like in San Francisco?" }
343 ]
341 Messages = [new UserMessageParam { Content = "What's the weather like in San Francisco?" }]
344342 };
345343
346344 var message = await client.Messages.Create(parameters);
from line 699
701699 }),
702700 ],
703701 ToolChoice = new ToolChoiceTool { Name = "get_weather" },
704 Messages = [
705 new() { Role = Role.User, Content = "What's the weather like in San Francisco?" }
706 ]
702 Messages = [new UserMessageParam { Content = "What's the weather like in San Francisco?" }]
707703 };
708704
709705 var message = await client.Messages.Create(parameters);
No line in this hunk matches that.