for codex， I/O error: failed to decode newConversation response: unknown variant `xhigh`, expected one of `minimal`, `low`, `medium`, `high`

[joytianya]

I/O error: failed to decode newConversation response: unknown variant xhigh, expected one of minimal, low, medium, high

[joytianya]

Is gpt-5.1-codex-max not supported?

[joytianya]

model: gpt-5.1-codex-max reasoning effort: high
xhigh is support?>

[stunningpixels]

Hey I did look at this a few days ago but was getting the same error, I think Codex need to update one of their TS types but haven't had time to dig much deeper