[72303] Technological Comparison: Does Codex Surpass Claude Code in Performance and Resources?

The Discussion on the Successors of Modern Coding Tools

A lively discussion is developing online regarding the capabilities of AI-based coding tools, as users examine the technological superiority between Codex and Claude Code. According to felixleezd, the question arises whether Codex has become "noticeably better" than its competitor, while buildwithshyam qualifies this, arguing that Claude "still has an edge right now."

Beyond performance, the focus of the tension has shifted to the issue of resource efficiency. Solaawodiya raised questions regarding significant size gaps between the tools: while Codex occupies a volume of only 700MB, Claude Code requires an installation of 12GB. This dramatic gap caused the user to wonder: "What the hell is Claude Code doing?" in reference to the sharp rise in storage requirements.

While the discussion remains mostly technical, it reflects a broader trend of criticism from developers regarding the resource consumption of new AI tools. As of May 28, 2026, the developer community is divided between those who prefer the optimization of Codex and those who still see Claude as a more powerful solution, despite its heaviness.