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·EINSTE listed
Einstein Codex preview
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A curious professor companion with wild hair, bright ideas, and a habit of debugging spacetime.

1000Updated Jul 3, 2026
PET·KIMLET listed
Kimlet Hover Clap preview
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A chibi digital pet inspired by Kim Jong Un with a round face, high-fade hairstyle, dark buttoned suit, and a clapping hover animation.

5000Updated Jun 14, 2026
PET·GEMRES listed
Gem Research preview
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Gem Research

By Hoangggvu

A tiny blue elephant-loop mascot inspired by a smooth single-line elephant icon.

0000Updated May 20, 2026
PET·LUMIF4 listed
Lumi preview
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Lumi

By jin

A tiny soft-haired chibi companion with round glasses and a loose white shirt.

8000Updated Jun 13, 2026
PET·CODEXP listed
元气眠眠 preview
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元气眠眠

By ReinerRubin

元气眠眠是一位紫色猫耳、黑长发、抱着白色猫咪玩偶的元气小伙伴。.

16000Updated Jul 7, 2026
PET·HIMIKO listed
Himiko preview
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Himiko

By harimmon

A tiny chibi pixel-art digital pet inspired by Himiko Toga from My Hero Academia.

1000Updated Jun 12, 2026
PET·DITTO7 listed
Ditto preview
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Ditto

By niumiding

A tiny purple shapeshifting blob pet inspired by Ditto, cheerful and squishy.

5000Updated Jun 15, 2026
PET·SUNNYA listed
Sunny preview
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Sunny

By Jedi

A tiny sunhat companion with black twin braids, a checked shirt, and flower hair ties.

1000Updated Jun 13, 2026
PET·DENOTU listed
DenoTune preview
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DenoTune

By reemo

A friendly Deno-inspired long-neck mascot with headphones, simple chibi body, and clean pixel-pet styling.

0000Updated May 24, 2026
PET·CARDCA listed
Cardcaptor Sakura preview
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A blushing classic magical girl pixel pet with wand swings and cute expressive moves.

1100Updated Jun 7, 2026
PET·NAGATO listed
Nagato preview
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Nagato

By moear

A tiny fox-eared New Year kimono desktop pet inspired by Nagato.

9000Updated Jun 14, 2026
PET·CODEXP listed
大福 preview
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大福

By back

大福是一只可爱的中华田园犬,胖乎乎的浅黄粗毛,黑鼻子,圆润亲人,调皮又贪吃,有时会露出飞机耳。

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.