ResearchResearch paperLarge Language Models2 sources · Oct 19, 2026

Text-to-Image Generative Modeling Without Language Pretraining

Modern text-to-image (T2I) systems use internet-scale language pretraining for text-conditioned image generation.

Key points

  • We ask whether language pretraining is necessary for strong T2I generation.
  • We introduce Halcyon, a family of early-fusion multimodal autoregressive models pretrained entirely from scratch on GPIC, a dataset of 100M image-text pairs.
  • Halcyon also learns image captioning by replacing caption dropout with I2T supervision, maintaining competitive T2I generation quality under the same pretraining budget.
  • We show that strong T2I systems can be trained from scratch without internet-scale language pretraining.

Sources (2)

Extractive summary: sentences quoted from the sources.

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