Mastermind RL Env (Prime Community)

Fresh

Mastermind multi-turn game environment for Verifiers

Type: RL Env
Publisher: Prime Community
Tags: Reasoning Game
Runtime: multi-turn
License: unknown
Size: v0.1.2
Published: Mar 2026
Canonical: app.primeintellect.ai/dashboard/environments/prime-community/mastermind

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Attribution

Scores: prime-hub

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Public scores on this env

13

13 vf-eval reports across 13 models

1gpt-oss-120bOpenAI1.62 2GPT-5 MiniOpenAI1.54 3GPT-5 NanoOpenAI1.38 4GLM 4.6Zai1.21 5Claude Sonnet 4.5Anthropic0.75 6Kimi K2 0905Moonshot AI0.7 7GLM 4.5 AirZai0.52 8GPT-5OpenAI0.52 9GPT-4.1OpenAI0.49 10DeepSeek V3.1 TerminusDeepSeek0.4 11Llama 3.3 Instruct 70BMeta Platforms0.39 12GPT-4.1 MiniOpenAI0.35 13DeepSeek V3.2 ExpDeepSeek0.31

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