- Enhance system instructions for detailed onboarding-style responses with comprehensive navigation, links, and step-by-step guidance
- Increase file_search max_num_results from 20 to 30 for more comprehensive context
- Improve search result filtering and citation checking for better response quality
- Add ultra-compact message styling with minimal line spacing (line-height 1.1-1.2, margins 1-4px)
- Add complete message formatting styles for headings, lists, code blocks, links, and blockquotes
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>