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Add 'None' personality option to completely disable personality #10687

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denysvitali wants to merge 3 commits into from
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Add 'None' personality option to completely disable personality #10687

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ad8f5c5
Add 'None' personality option to completely disable personality
denysvitali Feb 4, 2026
8ef4d71
Remove unused `personality_none` field
denysvitali Feb 4, 2026
a8dd121
Remove leftover `personality_none` field assignments
denysvitali Feb 4, 2026
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1 change: 1 addition & 0 deletions codex-rs/protocol/src/config_types.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -98,6 +98,7 @@ pub enum WindowsSandboxLevel {
pub enum Personality {
Friendly,
Pragmatic,
None,
}

#[derive(
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2 changes: 2 additions & 0 deletions codex-rs/protocol/src/openai_models.rs
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Expand Up @@ -337,6 +337,8 @@ impl ModelInstructionsVariables {
match personality {
Personality::Friendly => self.personality_friendly.clone(),
Personality::Pragmatic => self.personality_pragmatic.clone(),
// When None is explicitly selected, return None so no personality is injected
Personality::None => None,
}
} else {
self.personality_default.clone()
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1 change: 1 addition & 0 deletions codex-rs/tui/src/app.rs
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Expand Up @@ -2328,6 +2328,7 @@ impl App {
match personality {
Personality::Friendly => "Friendly",
Personality::Pragmatic => "Pragmatic",
Personality::None => "None",
}
}

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4 changes: 3 additions & 1 deletion codex-rs/tui/src/chatwidget.rs
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Expand Up @@ -4004,7 +4004,7 @@ impl ChatWidget {

fn open_personality_popup_for_current_model(&mut self) {
let current_personality = self.config.personality.unwrap_or(Personality::Friendly);
let personalities = [Personality::Friendly, Personality::Pragmatic];
let personalities = [Personality::Friendly, Personality::Pragmatic, Personality::None];
let supports_personality = self.current_model_supports_personality();

let items: Vec<SelectionItem> = personalities
Expand Down Expand Up @@ -5499,13 +5499,15 @@ impl ChatWidget {
match personality {
Personality::Friendly => "Friendly",
Personality::Pragmatic => "Pragmatic",
Personality::None => "None",
}
}

fn personality_description(personality: Personality) -> &'static str {
match personality {
Personality::Friendly => "Warm, collaborative, and helpful.",
Personality::Pragmatic => "Concise, task-focused, and direct.",
Personality::None => "No personality - purely functional responses.",
}
}

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1 change: 1 addition & 0 deletions ...i/src/chatwidget/snapshots/codex_tui__chatwidget__tests__personality_selection_popup.snap
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Expand Up @@ -7,5 +7,6 @@ expression: popup

› 1. Friendly (current) Warm, collaborative, and helpful.
2. Pragmatic Concise, task-focused, and direct.
3. None No personality - purely functional responses.

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