app/settings.md Codex Docs, 2026-05-02 06:45 UTC → 2026-05-14 07:00 UTC

28adjusting accent, background, and foreground colors, and changing the UI and code28adjusting accent, background, and foreground colors, and changing the UI and code

29fonts. You can also share your custom theme with friends.29fonts. You can also share your custom theme with friends.

30 30 

31![Codex app Appearance settings showing theme selection, color controls, and font options](/images/codex/app/theme-selection-light.webp)31<CodexScreenshot

32 alt="Codex app Appearance settings showing theme selection, color controls, and font options"

33 lightSrc="/images/codex/app/theme-selection-light.webp"

34 darkSrc="/images/codex/app/theme-selection-dark.webp"

35 maxHeight="720px"

36 class="mb-8"

37/>

32 38 

33### Codex pets39### Codex pets

34 40 

41<div class="grid gap-5 md:grid-cols-[minmax(0,1fr)_minmax(15rem,50%)] md:items-start xl:grid-cols-[minmax(0,1fr)_minmax(16rem,30%)]">

42 <div>

35 Codex pets are optional animated companions for the app. In **Settings**,43 Codex pets are optional animated companions for the app. In **Settings**,

36 go to **Appearance** and choose **Pets** to select a built-in pet or44 go to **Appearance** and choose **Pets** to select a built-in pet or

37 refresh custom pets from your local Codex home. Type `/pet` in the45 refresh custom pets from your local Codex home. Type `/pet` in the

44 input, or ready for review, and pairs that state with a short progress52 input, or ready for review, and pairs that state with a short progress

45 prompt so you can glance at what changed without reopening the thread.53 prompt so you can glance at what changed without reopening the thread.

46 54 

471/855 </div>

48 56 

49CodexI found a tiny loose thread in settings. Want me to tug it?57 <CodexPetsDemo client:load />

58</div>

50 59 

51To create your own pet, install the `hatch-pet` skill:60To create your own pet, install the `hatch-pet` skill:

52 61 

76 85 

77## Browser use86## Browser use

78 87 

79Use these settings to install or enable the bundled Browser plugin and manage88Use these settings to install or enable the bundled Browser plugin, set up the

80allowed and blocked websites. Codex asks before using a website unless you've89[Codex Chrome extension](https://developers.openai.com/codex/app/chrome-extension), and manage allowlisted

81allowed it. Removing a site from the blocked list lets Codex ask90and blocklisted websites. Codex asks before using a website unless you've

82again before using it in the browser.91allowlisted it. Removing a site from the blocklist lets Codex ask again before

92using it in the browser.

83 93 

84See [In-app browser](https://developers.openai.com/codex/app/browser) for browser preview, comment, and94See [In-app browser](https://developers.openai.com/codex/app/browser) for browser preview, comment, and

85browser use workflows.95browser use workflows.