Masked Diffusion Language Models are Strong and Steerable Text-Based World Models for Agentic RL

arXiv:2607.16204 · cs.AI, cs.LG · Submitted 2026-05-07 · Read on arXiv

cs.AI, cs.LG

Submitted: 2026-05-07

Updated: 2026-10-07

Terminology

• World Model — 3× in this paper · explained in 7 episodes
• Ablation — 1× in this paper · explained in 1 episode
• Adversarial scenarios — 1× in this paper · explained in 1 episode
• Failure Modes — 1× in this paper · explained in 3 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• GRPO — 1× in this paper · explained in 6 episodes
• Mode Collapse — 1× in this paper · explained in 2 episodes
• Reinforcement Learning — 1× in this paper · explained in 4 episodes
• Reinforcement Learning (RL) — 1× in this paper · explained in 25 episodes
• Steering — 1× in this paper · explained in 2 episodes
• Zero-Shot Transfer — 1× in this paper · explained in 5 episodes

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