EnvSimBench: A Benchmark for Evaluating and Improving LLM-Based Environment Simulation

arXiv:2605.07247 · cs.AI · Submitted 2026-05-08 · Read on arXiv

cs.AI

Submitted: 2026-05-08

Updated: 2026-10-05

Code: https://github.com/cookieApril/EnvSimBench

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Benchmark — 2× in this paper · explained in 2 episodes
• Hallucination — 2× in this paper · explained in 4 episodes
• AI Agents — 1× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Core — 1× in this paper · explained in 2 episodes

Sources

• DeepSeek-V3.2: Pushing the Frontier of Open Large Language Models
• ARE: Scaling Up Agent Environments and Evaluations
• Simulating Environments with Reasoning Models for Agent Training
• Large Language Model Agent: A Survey on Methodology, Applications and Challenges
• Siren's Song in the AI Ocean: A Survey on Hallucination in Large Language Models

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