ResearchResearch paperRobotics & Embodied AI · Large Language Models · Multimodal Models2 sources · Oct 15, 2026

Intern-Decision: Efficient Multimodal Decision Making with Autoregressive Masked Language Modeling

We present Intern-Decision, a family of 0.8B, 2B, and 4B multimodal decision models that return structured choices and candidate probabilities from text and optional images.

Key points

  • Interactive agents repeatedly choose among a finite set of actions, labels, or ordinal outcomes.
  • Generating a free-form response for each choice adds latency and complicates the interface between a model and its environment.
  • Our autoregressive masked language modeling objective places one decision placeholder per field in a complete assistant JSON skeleton.
  • These results support compact decision models as a practical component of larger agent systems.

Sources (2)

Extractive summary: sentences quoted from the sources.

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