Sub Agents in Fast Mode
Resolved 💬 4 comments Opened Apr 2, 2026 by GhouI Closed May 10, 2026
💡 Likely answer: A maintainer (github-actions[bot], contributor)
responded on this thread — see the highlighted reply below.
What variant of Codex are you using?
All
What feature would you like to see?
Currently only the main agent is in fast mode when doing tasks however when given to a sub agent. As far as I am aware they are not in fast mode. Can we make sure /fast also applies to subagents?
Additional information
_No response_
4 Comments
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This feature request hasn't received enough upvotes, so I'm going to close it.
this is an obvious feature to implement. I reached for it and it wasn't there.
Where do I upvote? It was kind of obvious to me that if I initiated the main agent in fastmode, it would delegate to subagents in fast mode as well.
When I asked it to do so - it said it would use lower reasoning effort going forward which was not the intention at all