Summary: Claude Sonnet 4.5 model launched

Why It Matters: They released a new, more powerful AI model.

What Changed:

• The website now features "Claude Sonnet 4.5" as a new model.
• The main navigation menu was simplified, removing direct links to specific Claude models and API details.
• The footer navigation was reorganized, with some links moved or removed.
• The "Economic Index" link in the main navigation was changed to "Economic Futures."
• The "Developer docs" link under "Learn" was updated to a new domain (docs.claude.com).
• The "Claude Opus 4.1" and "Claude Sonnet 4" sections on the homepage were replaced with a single "Claude Sonnet 4.5" announcement.