Log at info level changedagents-and-tools/tool-use/tool-runner
Nearest release: v2.1.307, 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+6added
Lines−6removed
From line
564
where the diff opens
First seen
14 Aug 2026
this site's first read of the page
Recorded edits15to this page, all time
The whole hunk
from line 564, old and new numbered
/
from line 564
564564
565565 # Use the tool runner
566566 runner = client.beta.messages.tool_runner(
567 model: "claude-opus-5-5",
567 model: Anthropic::Model::CLAUDE_OPUS_5_5,
568568 max_tokens: 1024,
569569 tools: [GetWeather.new, CalculateSum.new],
570570 messages: [
from line 757
757757 client = Anthropic::Client.new
758758 # ...
759759 runner = client.beta.messages.tool_runner(
760 model: "claude-opus-5-5",
760 model: Anthropic::Model::CLAUDE_OPUS_5_5,
761761 max_tokens: 1024,
762762 tools: [GetWeather.new, CalculateSum.new],
763763 messages: [
from line 1068
10681068
10691069 ```ruby
10701070 runner = client.beta.messages.tool_runner(
1071 model: "claude-opus-5-5",
1071 model: Anthropic::Model::CLAUDE_OPUS_5_5,
10721072 max_tokens: 1024,
10731073 max_iterations: 10,
10741074 tools: [GetWeather.new],
from line 1266
12661266 client = Anthropic::Client.new
12671267 # ...
12681268 runner = client.beta.messages.tool_runner(
1269 model: "claude-opus-5-5",
1269 model: Anthropic::Model::CLAUDE_OPUS_5_5,
12701270 max_tokens: 1024,
12711271 tools: [MyTool.new],
12721272 messages: [{role: "user", content: "Run my_tool with the query 'hello'."}]
from line 1526
15261526 client = Anthropic::Client.new
15271527 # ...
15281528 runner = client.beta.messages.tool_runner(
1529 model: "claude-opus-5-5",
1529 model: Anthropic::Model::CLAUDE_OPUS_5_5,
15301530 max_tokens: 1024,
15311531 tools: [SearchDocuments.new],
15321532 messages: [{role: "user", content: "Search for information about the climate of San Francisco"}]
from line 1741
17411741 client = Anthropic::Client.new
17421742 # ...
17431743 runner = client.beta.messages.tool_runner(
1744 model: "claude-opus-5-5",
1744 model: Anthropic::Model::CLAUDE_OPUS_5_5,
17451745 max_tokens: 1024,
17461746 tools: [CalculateSum.new],
17471747 messages: [{role: "user", content: "What is 15 + 27?"}]
No line in this hunk matches that.