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Source Code Deep Dive
What actually happens when you type a message into Claude Code? The agent loop, 50+ tools, multi-agent orchestration, and hidden features — mapped from the source.
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From keypress to rendered response, step by step through the source.
User types a message or pipes input through stdin. Keyboard input comes from Ink's TextInput component. In non-interactive mode, it reads from piped stdin instead.
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Explore what's inside Claude Code's source tree. Click a directory to zoom in.
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Every built-in tool Claude Code can call. Click any tool to see details.
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Every slash command available in Claude Code. Click any command to see details.
We use Claude Code as our primary development tool at Agentik OS. Book a call to see how we ship 10x faster.
Based on publicly available source code analysis. Not affiliated with Anthropic.