What are the hardware requirements for WebSailor 3B?

WebSailor 3B requires approximately 6.2 GB of VRAM and supports a context window of 32K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed WebSailor 3B and how large is it?

WebSailor 3B is developed by Alibaba-NLP, a model with 3b 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 WebSailor 3B?

WebSailor 3B is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

WebSailor 3B by Alibaba-NLP — VRAM 6.2GB, 32K context

Name: WebSailor 3B
Author: Alibaba-NLP

WebSailor 3B is an open-source language model by Alibaba-NLP. Features: 3b LLM, VRAM: 6.2GB, Context: 32K, License: apache-2.0, LLM Explorer Score: 0.2.

Qwen2 Region:us Safetensors Sharded Tensorflow

Model Card on HF 🤗: https://huggingface.co/Alibaba-NLP/WebSailor-3B

WebSailor 3B Parameters and Internals

LLM Name	WebSailor 3B
Repository 🤗	https://huggingface.co/Alibaba-NLP/WebSailor-3B
Model Size	3b
Required VRAM	6.2 GB
Updated	2026-08-19
Maintainer	Alibaba-NLP
Model Type	qwen2
Model Files	5.0 GB: 1-of-2 1.2 GB: 2-of-2
Model Architecture	Qwen2ForCausalLM
License	apache-2.0
Context Length	32768
Model Max Length	32768
Transformers Version	4.46.0
Tokenizer Class	Qwen2Tokenizer
Padding Token	<\|endoftext\|>
Vocabulary Size	152064
Torch Data Type	bfloat16
Errors	replace

Rank the WebSailor 3B 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 WebSailor 3B

Best Alternatives	Context / RAM	Downloads	Likes
VibeThinker 3B	128K / 6.2 GB	52745	806
VibeThinker 3B	128K / 6.2 GB	361	0
...ibeThinker 3B SFT Fable5 Glint	128K / 6.2 GB	65	0
Saba1.5 Pro 3B	128K / 5.8 GB	9	1
...b Sft Stage1.2 Ss1 Expert Math	128K / 15.1 GB	12	0
... Formattedtext Math Wiki Merge	128K / 15.1 GB	12	0
...2 Ss1 Expert Fictional Lyrical	128K / 15.1 GB	6	0
...tage1.1 Ss1 With Math.no Issue	128K / 15.1 GB	6	0
...ware Howto Formattedtext Merge	128K / 15.1 GB	5	0
...1 No Redteam Skg Poem.no Issue	128K / 15.1 GB	7	0

Note: green Score (e.g. "73.2") means that the model is better than Alibaba-NLP/WebSailor-3B.