Casual Browser Games Made with AI

Ride a scooter, deliver food, try not to drop the order — the Vibe Jam 2026 winner.

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A calm spot-the-difference game played on two procedurally grown 3D trees.

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Grow, prune and shape a living bonsai tree in a calm 3D garden in the browser.

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Fly a biplane, a magic carpet or a boat around a tiny world and save it from the moon.

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A cozy browser life sim about working remotely while moving between cities.

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A cosy farming sim about growing a giant pumpkin for the October weigh-off.

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Steer a paper airplane through procedurally generated rooms, an OpenAI Codex showcase demo.

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The Raccoon Heist prompt, rebuilt by OpenAI Codex.

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Sneak a raccoon past the guards — a 3D browser game generated from one prompt.

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Tap machines to make screws, grow a factory and launch rockets across six stars in this free browser idle clicker; its developer says Claude Code implements it and Codex reviews.

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Load cars onto a seven-car carrier trailer step by step, made by a working car-carrier driver who says Claude Code writes nearly all of its code.

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A one-minute phone game about stamping five approvals on a fictional request form, each tilted in a bow toward the president. The developer says the code was written with OpenAI Codex and Claude Code.

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A free multiplayer brick-building world in the browser: build brick by brick on a shared map, then drive, fly, ride the bus or race. The developer says it was built with Claude Code (Opus 5.5).

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A daily seven-question trivia game in which the clock halves after every question, from 60 seconds down to 0.94; the FAQ says “Karol Gajda dreamt it, Claude Code coded it.”

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A free idle game about growing a tiny contract software shop into a listed company, with Brooks's law from The Mythical Man-Month built into the rules. The developer left the implementation to Claude Code.

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A free pixel-picture puzzle in the browser and on WeChat: send out colour-matched ants to eat a picture block by block without jamming the five-slot nest. The developer says it was made with Opus 5.5 and that the levels are designed with AI in Claude Code.

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A free browser property-trading board game with online matchmaking, set in a city called 好运之城 (Lucky Town); the developer says it was made over a weekend with "GPT-6 Astra" and later calls it vibe coding.

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A calm block puzzle with gravity where every level's three-star target is a proven minimum number of moves.

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Keep a Pong rally going while answering quiz questions; wrong answers cost you. A three-minute Unity experiment made without writing code in Claude Code.

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A short tap-to-explore settlement game on a new planet, built mostly with Codex; zoom out from the 2D map to a 3D globe.

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A free browser idle game about buying Chinese-character components and placing them so neighbours form characters; built in an afternoon with Claude Code running DeepSeek v4 Flash.

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A free browser party game of bluffing with your own phone photos: everyone shows a photo for the theme and tells its story, but the werewolves have secretly swapped theirs. The developer says development switched to Claude Code writing the code in June 2025.

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A one-button survival game: steer a little “I” away from moving shapes for 60 seconds; its developer says Claude Desktop built it in a day through a Unity MCP server.

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The classroom game of “book cricket” in the browser: open a literary classic at a random page and the page number scores your runs. The designer calls it a fully vibe-coded experiment.

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A free browser physics merge game with original creatures and cross-species fusion recipes; the developer says it was made entirely with Codex over a weekend, logo and sound effects included.

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A four-rung playing-card guessing game you will almost certainly lose, in three deliberately niche visual themes. The README says Claude Code wrote all of the source code.

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A retro maze game about phone addiction: reach the goal while dodging the notifications that drain your willpower.

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Keep a campfire burning through the night: feed it sticks and logs, blow on the flames and watch the weather and the smoke.

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Reversi with flowers instead of discs: red dahlias against blue nemophilas, with petals scattering as each captured flower turns. The developer says Claude Code wrote all the code from a phone chat.

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A three-turn ink duel in the browser: both players draw a circle at the same time, big and faint or small and dense, and the denser ink takes the ground. The developer says the implementation is done with Claude Code.

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Virtual table football in the browser: steer the rods with your mouse, first to five goals.

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Walk a tiny planet you can circle in about a minute as its last lamplighter, find the nine beacons that have gone out and bring the land back to life. The README says Claude Opus 5 built it in one unattended Claude Code session from three prompts.

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A free cozy boba café game in the browser: a short rush of orders, a calm evening of decorating, and one last customer each night with a story. The developer says Claude produced all the code.

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A daily taxonomy puzzle: place one species in the tree of life, rank by rank, with 10 seconds per choice; the developer says it took three afternoons of vibe-coding with Claude.

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A cozy multiplayer sheep-farming game in 3D in the browser: build a shelter, raise 12 breeds of sheep, grow crops and share a farm with friends. The developer says GPT 6 Astra in Codex made it one-shot from a single /goal run.

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A point-and-click browser game made for a wedding website: wander ten illustrated rooms, throw a party and take a road trip; the README says AI agents write all the code.

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A 50-marble royale in the browser: race down wooden-block courses, draft perks and survive the cut at every checkpoint. The developer says it was made with Claude Code.

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A browser typing runner: every correct letter carries the Claude mascot forward, Space jumps over creatures, and a pixel-art wave closes in from behind. The README says Claude Opus 5.5 built it in Claude Code in one session of about 45 minutes.

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A tiny swipe puzzle: slide the squishies over springs, ice and portals until every one lands on its heart.

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Guide a little fish to catch falling stars and dodge sea creatures over 93 stages, plus a Daily Challenge and a Sprint mode. The developer, who is not a programmer, says Claude Code handled the code.

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Guide crude oil through a real refinery, from pump jack to tanker, in a short educational browser game by a chemical engineer.

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Two plasticine blobs tied by a string, climbing as high as they can. Don't let the string break.

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Second place in Vibe Jam 2025 — no longer playable at its jam address.

No longer available

A one-minute card game about putting out a social-media firestorm: match the right response card to each spark before the outrage meter hits 100. The developer says the code was implemented mainly with Codex.

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A free web tribute to the Kingsoft Typing game 生死时速: type an English passage to make a police officer or a thief run faster; vibe-coded with Codex.

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