MCP server for sequential thinking and complex problem-solving. Built iteratively using itself. Features confidence scoring, assumption tracking, and multi-session support.
3 files for Claude Code: SessionStart, ultrathink, ultrathink CLAUDE.md — 2,854 tokens loaded in every session.
CLAUDE.md A 2,854 tok .claude/settings.json A — .claude/settings.json A — These files are husniadil/ultrathink's own configuration — they tell Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.