Unverified50% confidenceFactExact time
The .env file is a configuration file that stores environment variables, with key-value pairs written in the form KEY=VALUE; after Codex reads it, it uses the proxy port within as the exit for communicating with the server; the file must be saved as plain text with the .env extension, otherwise it will not take effect.
1
Sources
50%
Confidence
Long-term
Relevance
10/28/2026
First Seen
Sources
The Ultimate Bilibili Codex Tutorial: From Installation to Real-World Pitfall Avoidance
bilibili带你入门Codex10/28/2026
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