# FlashLabs Releases Chroma-4B, an Any-to-Any Model

> The new 4-billion-parameter model handles text, image, and speech inputs and outputs, including direct speech-to-speech translation.

Published by The Open Weights on Nov 28, 2025. Canonical: https://theopenweights.com/news/chroma-4b-ancy

## Key facts

- Company: FlashLabs
- Model: Chroma-4B
- Version: 1.0
- Category: Any-to-Any
- Modalities: Any-to-Any
- License: Apache 2.0 (Open weights, commercial use allowed)
- Parameters: 4B
- Architecture: ChromaForConditionalGeneration
- Precision: BF16
- Weights size: 14.3 GB
- Significance: minor
- Published: 2025-11-28
- Last verified: 2026-06-17
- Hugging Face: https://huggingface.co/FlashLabs/Chroma-4B
- Canonical URL: https://theopenweights.com/news/chroma-4b-ancy

AI research group FlashLabs has released Chroma-4B, a new multimodal model designed for true “any-to-any” capabilities. The 4-billion-parameter model is available under an Apache 2.0 license, making it accessible for both research and commercial applications.

Unlike many multimodal models that are limited to text and image processing, Chroma-4B can understand and generate content across text, images, and audio streams simultaneously. This allows for novel use cases that have been challenging for previous open-source models.

## A More Flexible Multimodal Architecture

The model's key feature is its ability to handle complex input and output combinations. According to the release documentation, Chroma-4B supports tasks such as:

*   Direct speech-to-speech translation
*   Generating an audio description from an image
*   Answering text-based questions about an audio clip

This versatility stems from a unified architecture that processes all modalities within a single framework, rather than relying on separate, specialized components.

While at 4 billion parameters Chroma-4B is smaller than many flagship models, its release marks an interesting step forward for open, natively multi-sensory AI. By moving beyond the common text-vision paradigm, it provides a foundation for developing more integrated and intuitive applications. The model and its weights are [available on Hugging Face](https://huggingface.co/FlashLabs/Chroma-4B).

## Get the model

- [Hugging Face](https://huggingface.co/FlashLabs/Chroma-4B)

## Sources

- [FlashLabs/Chroma-4B](https://huggingface.co/FlashLabs/Chroma-4B) — Hugging Face, Nov 28, 2025

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Source: The Open Weights (https://theopenweights.com/). Aggregated and written by Claude, curated by humans. Cite as: "FlashLabs Releases Chroma-4B, an Any-to-Any Model", The Open Weights, Nov 28, 2025, https://theopenweights.com/news/chroma-4b-ancy