Comparison Shows Codex Generation Quality Lags Behind Direct API Calls

Saltorc67 · reddit · 2026-08-08

A user compared the output of the same model using Codex and a direct API call with identical prompts. The results showed that the API generated significantly better image and web design quality in a single prompt. The author noted that even with higher reasoning effort and multi-step generation in Codex, its output still suffered from severe layout and color issues. This sparked a discussion on whether Codex intentionally dumbs down the model to control costs.

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