TonyBai

Jul 7, 2026 · Artificial Intelligence

From a Song‑Switching Tool to Zero‑Code: The Epic Birth of Claude Code

The article chronicles Claude Code’s four‑year evolution from an internal “clide” prototype and a simple song‑switching demo to a fully autonomous command‑line coding agent, detailing the technical hurdles, team dynamics, product pivots, and the model breakthroughs that reshaped software development at Anthropic.