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. 510 approved packages listed.

Nikki 暖暖 preview
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Nikki 暖暖

By Neuroney

A tiny chibi Codex companion inspired by Nikki / 暖暖 from Shining Nikki in her Bloom Poetry / 诗意绽放 outfit: pink twin braids, a white beret, ribbon bow, lace-trimmed pink plaid dress, and a gentle stylist-diary mood.

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Updated May 22, 2026
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Rei Chibi preview
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Rei Chibi

By rambolee

A chibi pixel-art girl pilot with light blue wavy long hair, red eyes, and a white plug-suit pilot uniform with orange shoulder straps and green waist accents.

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Updated May 22, 2026
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Asta preview
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Asta

By kavya2719

Chibi anime swordsman pet with simple sword-ready animations and the idle quote "Never Giving Up Is My Magic!!".

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Updated May 23, 2026
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dragon li cc preview
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dragon li cc

By sparkle

CC, a curious soft-sticker desktop pet based on a young brown-gray tabby cat.

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Updated May 23, 2026
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樱羽艾玛 preview
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樱羽艾玛:白色短发带粉色发尾、粉色眼睛、黑色贝雷帽与樱花饰、黑白制服风外套和可爱短身比例的 Codex pet。

5200
Updated May 25, 2026
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Rimuru Tempest preview
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Rimuru Tempest

By crossguard

A Rimuru Tempest-inspired Codex pet with slime-form and chibi-form animations.

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Updated May 23, 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.