# inclusionAI releases Ling-3.1-flash under MIT license

> A new hybrid mixture-of-experts text model arrives on Hugging Face with permissive licensing and a focus on fast inference.

Published by The Open Weights on Oct 13, 2026. Canonical: https://theopenweights.com/news/ling-3-1-flash-kx6c

## Key facts

- Company: inclusionAI
- Model: Ling-3.1-flash
- Version: 3.1-flash
- Category: Text / LLM
- Modalities: Text / LLM
- License: MIT (Open weights, commercial use allowed)
- Context window: 262K tokens
- Architecture: BailingMoeV3ForCausalLM
- Precision: FP8
- Weights size: 573.6 GB
- Significance: notable
- Published: 2026-10-13
- Last verified: 2026-10-15
- Hugging Face: https://huggingface.co/inclusionAI/Ling-3.1-flash
- Canonical URL: https://theopenweights.com/news/ling-3-1-flash-kx6c

inclusionAI has published **Ling-3.1-flash**, a text-focused language model built on a hybrid mixture-of-experts (MoE) architecture and released under the permissive MIT license. The model is now available on [Hugging Face](https://huggingface.co/inclusionAI/Ling-3.1-flash).

The "flash" naming signals a model tuned for efficiency, a common design goal for MoE systems that activate only a subset of parameters per token to keep inference costs down. inclusionAI has not published detailed specifications such as total or active parameter counts or context length alongside this release, so builders will want to inspect the repository configuration directly before committing to deployment.

## Why it matters

The MIT license is the headline detail here. It places few restrictions on commercial use, modification, and redistribution, making Ling-3.1-flash notably more permissive than many open-weight releases that ship with custom or usage-restricted terms.

- Hybrid MoE design aimed at efficient inference
- Permissive MIT licensing for broad reuse
- Text-only modality, suitable for standard LLM workloads

As with any sparsely specified launch, the practical value will depend on independent testing and the community's evaluation of throughput and quality. For now, Ling-3.1-flash adds another openly licensed option to a crowded field of MoE language models, and its licensing alone makes it worth a look for teams wary of restrictive terms.

## Get the model

- [Hugging Face](https://huggingface.co/inclusionAI/Ling-3.1-flash)

## Sources

- [inclusionAI/Ling-3.1-flash](https://huggingface.co/inclusionAI/Ling-3.1-flash) — Hugging Face, Oct 13, 2026

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Source: The Open Weights (https://theopenweights.com/). Aggregated and written by Claude, curated by humans. Cite as: "inclusionAI releases Ling-3.1-flash under MIT license", The Open Weights, Oct 13, 2026, https://theopenweights.com/news/ling-3-1-flash-kx6c