Summary: Claude Sonnet 4.5 model launched

Why It Matters: This shows a new, more powerful version of their AI model is available.

What Changed:

• The website now features "Claude Sonnet 4.5" as a new model.
• The main navigation menu was simplified, removing many direct links to specific products, plans, and solutions.
• The footer navigation was reorganized, with some links moved or removed.
• The "API Platform" section in the footer was renamed to "Claude Developer Platform" and updated with new links.
• The "Learn" section in the footer was expanded with new links like "Connectors" and "Service partners."
• The "Company" section in the footer was updated to include "Economic Futures" and "Responsible Scaling Policy."
• The "Help and security" section in the footer now includes a link to "Support center" on claude.com.
• The "Terms and policies" section in the footer had some link titles changed.
• The main page content now highlights "Claude Sonnet 4.5" and removes mentions of "Claude Opus 4.1" and "Sonnet 4" from the main section.
• New "Learn more" links were added for "Managing context on the Claude Developer Platform" and "Enabling Claude Code to work more autonomously."
• The "Featured" news section was updated with new dates and an added "Anthropic Economic Index" entry.