Claude Code changelog changedchangelog
Nearest release: v2.1.306, published under an hour 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 21 Oct 2026 03:27 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 21 Oct 2026 03:37 UTC.
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77Run `claude --version` to check your installed version.
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9**2.1.306**
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11* Fixed `claude -p` inside cloud sessions reporting "Not logged in" when started without the session's environment variables
12* Fixed an API error being replaced by "prompt is too long", and an unneeded compaction, in sessions with many MCP tools
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20042009* Changed MCP servers configured under the name `anthropic-skills` or `claude-ai` to list no skills or prompts (their tools still work); rename the server in your MCP configuration to list them again
20052010* Changed the `ultracode` visuals in `/effort` and the prompt input to plain styling (no ripple, border flourish or keyword glimmer) and removed the dynamic-workflows spinner tip
20062011* Changed the Clawd mascot's feet in the start-up banner to sit under the corners of his body
2007* \[Claude Tag] Changed the bordered cards Claude uses in Slack replies for plans, tables and details to render wide by default instead of a narrow width
2008* \[Claude Tag] Changed newly connected Slack workspaces to follow the current default model instead of keeping whichever model was the default when they were connected
2009
2010**6 improvement
2012* \[Claude Tag] Changed the bordered cards Claude uses in Slack replies for pla
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