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Latestmoondream3-preview
moondreamVision-Language

Moondream 3 Arrives in Preview Release

The next generation of the efficient, open-source vision-language model is now available for early testing and feedback.

Sep 11, 2025
NotableOther
Moondream 3 (preview)

A preview version of Moondream 3, the next iteration of the compact and efficient vision-language model, has been released. Continuing the series' focus on performance in a small footprint, this new model is designed for a variety of image understanding tasks where resource constraints are a key consideration.

A New Architecture

Moondream 3 represents a significant architectural update. The model, which has around 4 billion parameters, is built on two powerful open components: a SigLIP vision encoder for image processing and Microsoft's recently released Phi-3-mini for its language understanding and generation capabilities. According to the release notes, the model was trained from scratch on a new dataset.

The project's goal is to provide a capable but lightweight alternative to the massive vision models released by major labs. By combining best-in-class open components, Moondream 3 aims to deliver strong performance without requiring extensive computational resources, making it suitable for on-device or edge applications.

This release is explicitly a preview intended to gather community feedback for future improvements. Developers can explore the model's capabilities on its Hugging Face repository. It is available for use under a custom 'Moondream license,' which users should review before implementation.

Sources

  • moondream/moondream3-preview

    Hugging Face

    Visit
OlderByteDance Releases HuMo for Human Video GenerationByteDance · Image → Video · last yearNewerNeuphonic Releases NeuTTS Air for On-Device AI Speechneuphonic · Text → Speech · last year

Get the model

Hugging Face

Specs

Size18.5 GB
PrecisionBF16
ArchitectureHfMoondream
LicenseOTHER
Downloads36.2K
Likes693

Can you run it?

Runs on a laptop — about 7.8 GB at 4-bit.

  • BF16 (as published)

    24 GB GPU (RTX 3090 / 4090) · 32 GB Mac

    20.7 GB
  • 8-bit

    12 GB GPU (RTX 3060 / 4070) · 16 GB Mac

    12 GB
  • 4-bit

    8 GB GPU (RTX 4060) · 16 GB laptop or Mac

    7.8 GB
Your machine
  • KV cache approximated from model size (no config metadata) at 8,192 tokens.

Based on Hugging Face weights metadata. Assumes an 8K context and ~1 GB runtime overhead; actual needs vary. How we estimate


Modalities

Vision-Language

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