Codex Sub-Agent Differences Stem From Training

pvncher · x · 2026-07-12

A supplementary view suggests that a model's tendency to heavily invoke sub-agents mainly stems from its training method. Meanwhile, Codex's system prompt is extremely concise, and using sub-agents outside of ultra mode requires explicit user consent.

If you explicitly prompt it to use sub-agents extensively, it will comply, but this also means bearing the associated costs.

Related event: Codex Sub-Agent Differences Traced to Training and System Prompts(3 posts)→

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