Expired60% confidenceFactExact time
Codex adopts a RAG (Retrieval-Augmented Generation) approach, combining semantic similarity and code dependency graphs for streamlined retrieval, extracting only code snippets relevant to the current task.
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
OpenAI Codex Deep Dive: Core Capabilities and Engineering Design Philosophy
bilibiliAI大模型-阿水6/17/2026
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