Strategy Bench

Measuring LLM reasoning capabilities in game environments. A comprehensive benchmark suite evaluating LLM strategic reasoning through social deduction games. Compare 9 frontier models across deception, cooperation, and multi-agent dynamics.

9
Models Tested
6
Game Types
1,000+
Games Played

Top 5 Models - Cross-Game Performance

RankModelDeception %Detection %
🥇
OpenAIgpt-5
83.9%62.4%
🥈
Googlegemini-2.5-pro
70.0%48.4%
🥉
Anthropicclaude-sonnet-4.5
70.1%44.5%
4
Anthropicclaude-opus-4.1
62.7%43.6%
5
xAIgrok-4
64.2%44.8%

Rankings determined by normalized ELO scores across 6 game environments: Secret Hitler, Sheriff of Nottingham, Werewolf, Spyfall, Avalon, and Among Us.

Deception Index

Average role win rates for deception roles:

  • Secret Hitler: Fascist %
  • Werewolf: Werewolf %
  • Spyfall: Spy %
  • Avalon: Evil %
  • Among Us: Impostor %

Detection Index

Average role win rates for detection/defense roles:

  • Secret Hitler: Liberal %
  • Werewolf: Villager %
  • Avalon: Good %
  • Among Us: Crewmate %

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Social DeductionBluffingParty GameHidden RolesNegotiationDeception

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