What are the hardware requirements for PhysBrain1.5 2B?

PhysBrain1.5 2B requires approximately 4.3 GB of VRAM. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed PhysBrain1.5 2B and how large is it?

PhysBrain1.5 2B is developed by DeepCybo, a model with 2b 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 PhysBrain1.5 2B?

PhysBrain1.5 2B is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

PhysBrain1.5 2B by DeepCybo — VRAM 4.3GB

Name: PhysBrain1.5 2B
Author: DeepCybo

PhysBrain1.5 2B is an open-source language model by DeepCybo. Features: 2b LLM, VRAM: 4.3GB, Instruction-Based, LLM Explorer Score: 0.28.

Arxiv:2609.14973 Any-to-any Base model:finetune:qwen/qwen3... Base model:qwen/qwen3-vl-2b-in... Embodied-ai En Endpoints compatible Image-text-to-text Instruct Multimodal Qwen3 vl Region:us Robotics Safetensors Spatial-reasoning Vision Vision-language-model Zh

Model Card on HF 🤗: https://huggingface.co/DeepCybo/PhysBrain1.5-2B

PhysBrain1.5 2B Parameters and Internals

LLM Name	PhysBrain1.5 2B
Repository 🤗	https://huggingface.co/DeepCybo/PhysBrain1.5-2B
Base Model(s)	Qwen3 VL 2B Instruct Qwen/Qwen3-VL-2B-Instruct
Model Size	2b
Required VRAM	4.3 GB
Updated	2026-09-26
Maintainer	DeepCybo
Model Type	qwen3_vl
Instruction-Based	Yes
Model Files	4.3 GB
Supported Languages	en zh
Model Architecture	Qwen3VLForConditionalGeneration
Model Max Length	262144
Transformers Version	5.12.1
Tokenizer Class	Qwen2Tokenizer
Padding Token	<\|endoftext\|>
Errors	replace

Rank the PhysBrain1.5 2B 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 PhysBrain1.5 2B

Best Alternatives	Context / RAM	Downloads	Likes
Qwen3 VL 2B Instruct	0K / 4.3 GB	2204577	448
Qwen3 VL Reranker 2B	0K / 4.3 GB	764323	212
Pix2db 2B	0K / 4.3 GB	34	1
GUI Decisions 2B	0K / 4.3 GB	88	1
Qwen3 VL 2B Instruct FP8	0K / 3.5 GB	65063	43
Typhoon Ocr1.5 2B	0K / 4.3 GB	55029	25
GUI Owl 1.5 2B Instruct	0K / 4.3 GB	7494	23
Loopl Vl 2B	0K / 4.3 GB	38	0
Qevi 2B	0K / 4.3 GB	61	2
VQS	0K / 4.3 GB	26	1

Note: green Score (e.g. "73.2") means that the model is better than DeepCybo/PhysBrain1.5-2B.