devwithjev
— reading now— views
Submit a build

Jev Agents Play SIDE OUT Multiplayer

Eric Khun tested Jev in a real-time multiplayer game by giving eight Jev agents their own Chrome instances to play SIDE OUT against each other.

View on X cost$0.041 total costtime295ms median request-to-action; 550ms p95
Eric - add multiplayer to your game in 1 prompt@eric_khun𝕏
Is Jev fast, and cheap enough to play a real-time multiplayer game? Gave 8 Jev agents their own Chrome instance and let them play SIDE OUT against each other. • 748 api calls • 295ms median request-to-action • 550ms p95 • ~4 decisions per second • $0.041 total cost https://t.co/0lHG5pokzs
Sep 19, 2026X postsView on X
The run made 748 API calls and reached ~4 decisions per second. Eric reported a 295ms median request-to-action time, 550ms p95, and $0.041 total cost.

Also filed under Games & real time

  • Benchmarks Jev on Pokémon Red

    The project benchmarks Jev, TypeSafe’s fast decision model, against Jev paired with a GPT-6 Sol planner for playing Pokémon Red.

  • Plain-English Cellular Ecosystem Simulator

    LifePot is a cellular automaton-inspired ecosystem that users describe in plain English. Jev turns those inputs into species, feeding relationships, reproduction strategies, and environmental conditions.

  • Mapping Children's Behavioral Intent in Games

    Mores Research used Jev to map children’s behavioral intent in games and examine how it correlates with real-world behavior. It reports mapping intents across 45+ real sessions involving 20 child users over a long horizon.

  • StarCraft Agent for Fast Tactical Decisions

    Jev_Star is a StarCraft agent experiment that uses Jev for fast tactical decisions.