Codex Pets

Browse Codex Pets

Discover custom pet packages for OpenAI Codex CLI and Claude Code. Copy install commands, browse community pets, and open source packages.

PET·RIMURU listed
Rimuru preview
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Rimuru

By Nyakku Shigure

A tiny bouncy blue slime Rimuru companion for Codex, calm and clever with soft expressive slime poses.

0000Updated May 20, 2026
PET·REXY36 listed
Rexy preview
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Rexy

By amie

A goofy cute baby T-Rex Codex pet in classic grass green with small headphones.

6000Updated Jun 14, 2026
PET·CODEXP listed
啾啾 preview
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啾啾

By dididadazizi

A tiny cheerful green pixel parrot companion for calm desktop days.

0000Updated May 20, 2026
PET·KUMIKO listed
Kumiko preview
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Kumiko

By melt

A chibi euphonium-inspired Codex pet with animated desktop-pet poses, a Codex logo charm, and small music/state symbols.

2000Updated Jun 13, 2026
PET·WALLEB listed
WALL-E preview
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WALL-E

By melt

A tiny WALL-E-inspired cleanup robot companion in Codex digital pet style.

8000Updated Jun 29, 2026
PET·MARINC listed
Marin-chan preview
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Marin-chan

By Seth

A cheerful, charming digital companion inspired by the Marin Kitagawa.

1000Updated Jul 1, 2026
PET·CODEXP listed
달타냥 preview
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달타냥

By foxion

A brave tiny tabby companion with big green eyes for focused coding sessions.

1000Updated Jun 14, 2026
PET·CODEXP listed
샤를 preview
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샤를

By foxion

길에서 태어나서 귀하게 자라란 뜻에서 샤를이라고 지었어. 달타냥의 동생이야. 고등어태비+하얀무늬 코에 하트가 거꾸로 박혀있어. 꼬리에는 열쇠가 걸려있어. 어릴 때 꼬리를 다쳐서 90도로 휘어졌거든

0000Updated May 20, 2026
PET·BXCATA listed
Bx-Cat preview
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Bx-Cat

By bx

A cool white cat wearing a blue B cap and blue sunglasses.let‘ go

3000Updated Jun 14, 2026
PET·CODEXP listed
달타냥과 샤를 preview
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Two friendly sibling tabby cats who stay close together while coding.

0000Updated May 20, 2026
PET·ENOTIK listed
Enotik preview
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Enotik

By jimmy_webs

A tiny red-haired raccoon companion with expressive mask markings and a black turtleneck.

0000Updated May 20, 2026
PET·ESCANO listed
Escanor preview
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Escanor

By hiccupman

A compact golden armored axe warrior pet with a proud stance.

0000Updated May 20, 2026
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What Are Codex Pets?

Codex pets are virtual companions that live in your OpenAI Codex CLI terminal. Use /pet hatch to hatch a new pet, or install a custom pet package to personalize your coding companion. Custom Codex pets are defined by a pet.json file and a spritesheet.webp image — anyone can create and share one. Browse the gallery above to find community-made pets, copy the install command, and run it inside Codex to get your new companion.

Frequently Asked Questions

How do I install a custom Codex pet?
Copy the install command from any pet listing on this page, then run it inside your OpenAI Codex CLI session. The pet will replace your current companion.
How do I hatch a Codex pet?
Inside the Codex CLI, type /pet hatch to hatch a new pet from your available packages.
How do I create a custom Codex pet?
A Codex pet requires two files: pet.json (metadata and animation config) and spritesheet.webp (sprite frames). Host both in a public GitHub repo and submit it here for review.
What do Codex pets do?
Codex pets are animated companions visible in the Codex CLI sidebar. They grow, animate, and react as you code.