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codec exec: control thinking level, ignore AGENTS.md ? #5285
Description
What is the type of issue?
Documentation is missing
What is the issue?
sometimes I want to run things like
codex exec "show me macos cmd to do ..." --model gpt-5-codex
without having it read the the AGENTS.md (does it read it?), and I also would like to control the "thinking level" (probably only available with gpt-5 like in the code-agent). What options should I use for these?
Where did you find it?
No response
Activity
tibo-openai commentedon Oct 18, 2025
You can control the reasoning level that codex exec uses by overriding the model_reasoning_effort config value when you launch it. Pass a -c key=value override on the command line, for example: