Sweep 19 Sep 2026 · 02:36Z Build v2.1.278 500 read Stable v2.1.267 Latest v2.1.278 Next v2.1.278 Feeds RSS JSON llms.txt Unofficial
One change · claude-code

Claude Code changelog changed

changelog

Nearest release: v2.1.276, 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.

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First seen 14 Aug 2026 this site's first read of the page
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66 
77Run `claude --version` to check your installed version.
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9<Update label="2.1.276" description="September 18, 2026">
10 * Fixed every request failing with `400 … Input tag 'advisor_20260301'` when `ANTHROPIC_BASE_URL` points at a proxy or gateway (2.1.275 regression)
11</Update>
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913<Update label="2.1.275" description="September 17, 2026">
1014 * Added the signed-in account to Claude apps gateway sign-in: when the gateway names it, you confirm it before the credential is saved, and `/status` shows it
1115 * Added a send-now key (ctrl+enter, or ctrl+x ctrl+s) that interrupts the current turn and sends all queued messages at once; sent and queued messages show in gray until the model receives them
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18121816 * Changed sessions forked with `/fork` to create a new worktree of their own instead of working in the original session's checkout
18131817 * Changed Claude in Chrome to close the browser tabs it opens once it no longer needs them
18141818 * Changed fast mode to report on the stream when usage credits run out mid-session, instead of failing silently
1815 * Changed Monitor: a watch that exits without producing any output now says so instead of reporting "stream ended"
1816 * Changed the Gateway `model` field validation: non-string values are rejected with a 400 instead of being forwarded
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1819 * Changed Mon