Games

Small games with simple rules. Some play with light and colour, some with physics or strategy, one with keeping AI agents safe. All of them are free to play in the browser on sofi.games.

AI safety

Little Agent Lab

Solo · 8 levels

Build a crew of eager little AI agents, hand out keys, test your plan with a decoy, then go live and keep the secret blueprint inside. Eight levels, each based on a lesson from a real 2026 incident where AI agents escaped their sandbox.

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Puzzles

Clearstack

vs 2 bots · Cards

See-through cards with one shape each. Rotate, flip and stack them until they match a target card, before your rivals do.

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Lumen Logic

Solo · Levels

Place light sources on a walled grid. Light fades with distance and adds up, so match every clue exactly.

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CMY XOR Stamps

Solo · Levels

Stamp cyan, magenta and yellow shapes to paint a target. Colours mix, and the same colour twice cancels out.

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CM XOR Hex

Solo · Hex board

The colour stamps go round: tetrahex pieces on a circular board, with 60° turns and mirrored pieces.

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XOR Stamps

Solo · Levels

Recreate a silhouette by stamping shapes. Overlaps cancel, so order won't save you.

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Hex Wave

Solo · Hex board

Drop a few emitters on a hex board so their rings add up to a target field. A puzzle about interference.

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RPS Relations

Solo · Logic

A logic grid where every arrow says who wins. Fill each cell with rock, paper, scissors, lizard or Spock.

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Proximity

Solo · Scoring

Some pieces want to be close, others want space. Place them all for the highest score.

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Strategy & duels

Tint Tactics

vs bot · Chess moves

Move like chess and paint every square you land on. Win the board, not the pieces.

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Hexy Battle

vs bot or friend

A quick tactical brawl on hexes. Stay near what loves you, flee what hates you, and let rock-paper-scissors decide.

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PolyPaint

2 players

Two painters, one shared pool of polyominoes. Cover the board, paint over your rival.

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PolyClear

2 players · Rounds

A duel on a 9×9 board: place pieces, clear rows, columns and blocks, and out-score your opponent.

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Arcade

Queen Survival

Solo · 2 min

You're a chess queen and the board is closing in. Every move changes what's still possible.

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Maxwell's Demon

Solo · Physics

Be the demon from the famous thought experiment: open tiny windows in a wall to sort hot and cold particles.

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Spaghettify: Drift

Solo · Space

Steer an astronaut through a field of black holes that bend your path and stretch you like spaghetti.

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Party & workshop games

Plot Armor

Group · Cards · Beta

Draw absurd movie-logic cards and explain how the hero survives an impossible threat. Nonsense wins.

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Second Take

Group · Workshop

A rehearsal game: act out a tricky moment, pause, and replay it differently. About power, agency and pausing.

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In progress

Cosmoneo

Board game · Work in progress

An astronomy-inspired board game about cosmic evolution, galaxies and hidden connections in the Universe. Still in beta testing.

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