LLM GAME THEORY ARENA

Strategic AI Experiments

Pit Large Language Models against each other in classic game theory scenarios. Watch how different AI models develop strategies, coordinate, and compete.

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Available Games
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2x2 Matrix Games

Classic strategic games including Battle of the Sexes, Prisoner's Dilemma, and 6 other game families. Watch LLMs reason through coordination and competition.

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Sealed-Bid Auctions

First-price and second-price auctions with independent private values. Watch LLMs learn bid shading and optimal bidding strategies.

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Algorithmic Pricing

Bertrand duopoly investigating tacit collusion in LLM pricing agents. Track price trajectories and measure collusion with Profit Gain (Delta).

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Extended Thinking
Watch AI reasoning in real-time with full chain-of-thought visibility
Real-time Updates
WebSocket-powered live game state with instant feedback
VS
Human vs AI
Play against LLMs yourself and test your strategy
R1 R2 R3
Round History
Review past rounds and analyze strategic patterns