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gpt5.5 configured Fast Mode, but the initial conversation did not take effect. #21500

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gpt5.5 configured Fast Mode, but the initial conversation did not take effect.#21500
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appIssues related to the Codex desktop appbugSomething isn't workingconfigIssues involving config.toml, config keys, config merging, or config updates
@jevin98

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@jevin98
jevin98
opened on May 7, 2026

What version of the Codex App are you using (From “About Codex” dialog)?

26.429.61741

What subscription do you have?

pro

What platform is your computer?

Microsoft Windows NT 10.0.19044.0 x64

What issue are you seeing?

What steps can reproduce the bug?

I configured the config.toml file to use the gpt-5.5 model and the fast speed setting; however, when opening a new conversation, the app still displays the speed as Standard.

What is the expected behavior?

Image Image

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    appIssues related to the Codex desktop appbugSomething isn't workingconfigIssues involving config.toml, config keys, config merging, or config updates

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