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Claude Code Assistant

Minimalist AI coding assistant built with LangGraph and Claude Sonnet 4.5 providing rich terminal interface for interactive development workflows. Features 6 core local tools (file operations, pytest execution, search), optional MCP server integration for extended capabilities like web search and GitHub API, SQLite-based conversation persistence, and async architecture with proper state management. Combines LangChain's agent framework with Claude model for streamlined coding companion maintaining context across sessions.