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Blackjack Env

Frontier

Multi-turn Blackjack environment with EV-based scoring

Domain
rl-env
License
unknown
Published
Sep 2025

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Attribution

Leaderboard scores
prime-hub
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Top score 0.21 by GPT-5 Nano - 6 models reporting (4 frontier)

Score history

5
00.080.150.230.3Sep 24Dec 24Mar 25Jun 25Qwen2.5 7B InstructGPT-4.1 MiniGPT-5 Nano

Top models

6
Blackjack EnvBar chart with 6 bars. Highest value: GPT-5 Nano at 0.2.
6 models

Related tools

1
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Implementations, trainers, datasets and scaffolds linked to this eval.

FAQ

What is Blackjack Env?
Multi-turn Blackjack environment with EV-based scoring
What is the current top score on Blackjack Env?
The top reported score is 0.21 by GPT-5 Nano, across 6 models reporting (4 from frontier labs).
How can a model improve its Blackjack Env score?
Tools linked to Blackjack Env on Sophon include Blackjack ENV RL Env (Community) - RL environments, datasets, and scaffolds that target this eval.
What license is Blackjack Env under?
Blackjack Env is available under unknown.