What are the hardware requirements for Nebula?

Nebula requires approximately 0.6 GB of VRAM and supports a context window of 4K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed Nebula and how large is it?

Nebula is developed by OrionLLM, a model with 321m parameters. The model is published as open weights on Hugging Face and indexed on LLM Explorer with full benchmark history.

Where can I download or evaluate Nebula?

Nebula is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Nebula by OrionLLM — VRAM 0.6GB, 4K context

Name: Nebula
Author: OrionLLM

Nebula is an open-source language model by OrionLLM. Features: 321m LLM, VRAM: 0.6GB, Context: 4K, License: apache-2.0, LLM Explorer Score: 0.23.

Conversational Endpoints compatible Llama Nebula Reasoning Region:us Safetensors

Model Card on HF 🤗: https://huggingface.co/OrionLLM/Nebula

Nebula Parameters and Internals

LLM Name	Nebula
Repository 🤗	https://huggingface.co/OrionLLM/Nebula
Model Size	321m
Required VRAM	0.6 GB
Updated	2026-09-09
Maintainer	OrionLLM
Model Type	llama
Model Files	0.6 GB
Model Architecture	LlamaForCausalLM
License	apache-2.0
Context Length	4096
Model Max Length	4096
Transformers Version	4.51.3
Tokenizer Class	PreTrainedTokenizer
Padding Token	[PAD]
Vocabulary Size	65536
Torch Data Type	bfloat16

Rank the Nebula capabilities

Have you tried this model? Rate its performance — this feedback helps the ML community find the right model for their needs.

Instruction Following and Task Automation
Factuality and Completeness of Knowledge
Censorship and Alignment
Data Analysis and Insight Generation
Text Generation
Text Summarization and Feature Extraction
Code Generation
Multi-Language Support and Translation

Best Alternatives to Nebula

Best Alternatives	Context / RAM	Downloads	Likes
Baguettotron Longsft 16k	16K / 0.6 GB	18	0
...t 16k SFT Tulu3 Decontaminated	16K / 0.6 GB	12	0
Baguettotron	4K / 0.6 GB	1885	253
...otron SFT Tulu3 Decontaminated	4K / 0.6 GB	16	0

Note: green Score (e.g. "73.2") means that the model is better than OrionLLM/Nebula.