Week 37 · September 7–11, 2026 changedwhats-new/2026-w37

Nearest release: v2.1.282, published 7 hours before upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Upstream edited this page at 24 Sep 2026 23:46 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 25 Sep 2026 00:07 UTC.

Upstream edited 24 Sep 2026 23:46 UTC

Recorded here 25 Sep 2026 00:07 UTC

Lines+2added

Lines−2removed

From line 50 where the diff opens

First seen 15 Sep 2026 this site's first read of the page

Recorded edits2to this page, all time

The whole hunk

from line 50, old and new numbered

lines

from line 50

5050

5151 <div className="digest-wins-grid">

5252 <div>Set <a href="/docs/en/settings-reference#maxeffortlevel"><code>maxEffortLevel</code></a> at the top level or per model under <code>modelSettings</code> to cap the effort level on every provider, including Amazon Bedrock, Google Cloud's Agent Platform, and Microsoft Foundry; any higher level runs at the cap</div>

53 <div>Point `--plugin-dir` at a folder of plugins to <a href="/docs/en/plugins#test-your-plugins-locally">load each immediate subfolder that has a manifest</a></div>

53 <div>Point `--plugin-dir` at a folder of plugins to <a href="/docs/en/plugins/create#load-a-directory-or-archive-for-one-session">load each immediate subfolder that has a manifest</a></div>

5454 <div>If WebFetch hasn't finished downloading a page within five minutes, <a href="/docs/en/tools-reference#webfetch-tool-behavior">the fetch fails with a deadline error</a> instead of hanging; set <code>CLAUDE\_CODE\_WEBFETCH\_DEADLINE\_MS</code> to change the deadline, or to <code>0</code> to remove the limit</div>

55 <div>Pass `--json` to <code>claude plugin install</code>, <code>uninstall</code>, <code>update</code>, <code>enable</code>, or <code>disable</code> to print the result as <a href="/docs/en/plugins-reference#plugin-json-result">one JSON object on the last line of stdout</a></div>

55 <div>Pass `--json` to <code>claude plugin install</code>, <code>uninstall</code>, <code>update</code>, <code>enable</code>, or <code>disable</code> to print the result as <a href="/docs/en/plugins/cli-reference#plugin-json-result">one JSON object on the last line of stdout</a></div>

5656 <div>When the auto mode classifier blocks an action, the reason Claude receives <a href="/docs/en/auto-mode-config#fix-a-denial-with-an-allow-rule-an-environment-entry-or-a-retry">usually names the rule that matched</a>, such as <code>\[Data Exfiltration]</code></div>

5757 <div>When you type <code>/</code> partway through a prompt, you can now pick from <a href="/docs/en/interactive-mode#complete-a-command-mid-prompt">a list of matching commands</a> instead of a single suggestion. The list opens as you type in fullscreen rendering. A plugin skill also matches on its name without the plugin prefix</div>

5858 <div>In the VS Code extension, click the agent count at the bottom of the prompt box to open the <a href="/docs/en/vs-code#use-the-prompt-box">agent map</a>, where you can open a subagent's read-only transcript or stop it</div>