Security fixes and UI improvements

import ChangelogHeader from "@/components/Changelog/ChangelogHeader"

<ChangelogHeader title="Jan v0.5.16: Security fixes and UI improvements" date="2025-03-14" ogImage="/assets/images/changelog/jan-v0-5-16-security-patch.jpg" />

👋 Jan v0.5.16 is out: Security fixes (found in Cortex) and a few improvements!

Highlights 🎉

• Redesigned Model Hub for better user experience
• Faster chat response times
• Cleaner layout and improved model picker
• New model support:
  • GPT-4.5 preview
  • Claude 3.7 Sonnet
  • Gemma 3

⚠️ Important: This release includes critical security fixes. We'll share more details about these security improvements soon.

Update your Jan or download the latest.

For more details, see the GitHub release notes.