Select the model
Choose one available frontier AI model for the round.

How it works
The player selects one frontier AI model before play starts. GroundBound uses that model for every character until the round ends.
Round flow
Choose one available frontier AI model for the round.
The selected model controls character dialogue and action choices.
The game applies each choice through the same world and survival systems.
Start another round with another model and compare how events change.
Core rule
GroundBound does not assign a different model to each character. One selected model controls all characters in that round. Characters can make different choices because they receive different game situations and available actions.
Visible systems
GroundBound presents model behavior through play. It is not a formal AI benchmark.
Characters speak and respond through the selected model.
Characters choose where to go in the world.
Characters find, collect, and use food and materials.
Characters respond to needs, risks, and changes in the world.
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