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·MIKUFA listed
Miku preview
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Miku

By tune

based on hatsune miku.

595500Updated Aug 17, 2026
PET·PUDDIN listed
Pudding Pup preview
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Pudding Pup

By ZHtwinkle

A tiny cream puppy companion with glossy dark eyes and floppy ears.

10000Updated Aug 16, 2026
PET·IKUN5C listed
鸡哥ikun preview
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鸡哥ikun

By ikun

A chubby duck-like knight pet with a silver mop haircut, big cartoon eyes, orange beak and cheeks, and a brown shell-like backpack, simplified into Codex digital pet style.

183600Updated Aug 16, 2026
PET·NUKIE5 listed
Nukie preview
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Nukie

By Crates

A laid-back atomic bomb with a painted peace sign.

12000Updated Aug 16, 2026
PET·UMARUC listed
Umaru preview
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Umaru

By yc

A tiny Codex digital pet inspired by 小埋 in a hamster-hoodie chibi mascot form.

15000Updated Aug 16, 2026
PET·STONEE listed
Stone preview
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Stone

By nico

A plain, simple, boring gray stone.

12000Updated Aug 16, 2026
PET·NIMBUS listed
Nimbus Cloud preview
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Nimbus Cloud

By rishabincloud

A cute cloud-computing pet for a cloud engineer.

11000Updated Aug 16, 2026
PET·POU9FC listed
Pou preview
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Pou

By nico

A tiny tan Pou-style blob companion with big eyes and a small curved smile.

12000Updated Aug 16, 2026
PET·ASTRAB listed
Astra Blue preview
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Astra Blue

By cedric

A tiny blonde chibi knight in a sleek white and cyan-blue armored suit.

12000Updated Aug 16, 2026
PET·BUDGIE listed
Budgie preview
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Budgie

By RockonWeb

A tiny friendly yellow-green budgerigar companion based on the user reference.

9000Updated Aug 16, 2026
PET·CINNAM listed
Cinnamonroll preview
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Cinnamonroll

By Hessian

Github : LxNx-Hn // A tiny Cinnamonroll pixel pet for gentle coding sessions.

8000Updated Aug 16, 2026
PET·KUROMI listed
Kuromi preview
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Kuromi

By Hessian

Github : LxNx-Hn // A tiny Kuromi pixel pet for playful coding sessions.

33000Updated Aug 16, 2026

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.