And yet DeepSeek Code has become one of the most searched terms in AI developer circles this quarter. DeepSeek Code is the informal name for DeepSeek Harness, an agentic coding tool DeepSeek is building in Beijing. It works well enough that “deepseek claude code” became a genuine search trend in May. How does DeepSeek Code compare to Claude Code and Codex? How does DeepSeek Code compare to Claude Code and Codex?