> ## Documentation Index
> Fetch the complete documentation index at: https://arizeai-433a7140.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# 08.12.2025: UI Design Overhauls

> Available in Phoenix 11.22+

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The platform has received several design updates to improve usability and visual clarity. Highlights include a new expandable navigation with breadcrumb controls, a new “Action” selection bar, and dynamic color contrast adjustments for annotations and charting. These changes enhance navigation, readability, and overall user experience.

<Card title="feat(design): add geist mono for values by mikeldking · Pull Request #9039 · Arize-ai/phoenix" icon="github" href="https://github.com/Arize-ai/phoenix/pull/9039" horizontal>
  GitHub
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