What are the hardware requirements for Sailor2 1B Chat?

Sailor2 1B Chat requires approximately 2 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 Sailor2 1B Chat and how large is it?

Sailor2 1B Chat is developed by sail, a model with 1b 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 Sailor2 1B Chat?

Sailor2 1B Chat is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Sailor2 1B Chat by sail — VRAM 2GB, 4K context

Name: Sailor2 1B Chat
Author: sail

Sailor2 1B Chat is an open-source language model by sail. Features: 1b LLM, VRAM: 2GB, Context: 4K, License: apache-2.0, Instruction-Based, LLM Explorer Score: 0.17.

Arxiv:2502.12982 Base model:finetune:sail/sailo... Base model:sail/sailor2-1b Chat Conversational En Endpoints compatible Id Instruct Instruction Jv Km Lo Ms Multilingual My Qwen2 Region:us Safetensors Sailor Sea Sft Su Th Tl Vi Zh

Model Card on HF 🤗: https://huggingface.co/sail/Sailor2-1B-Chat

Sailor2 1B Chat Benchmarks

LLME Score: 0.17439

^nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").

What is the LLM Explorer Rank (Score)

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Sailor2 1B Chat Parameters and Internals

LLM Name	Sailor2 1B Chat
Repository 🤗	https://huggingface.co/sail/Sailor2-1B-Chat
Base Model(s)	Sailor2 1B sail/Sailor2-1B
Model Size	1b
Required VRAM	2 GB
Updated	2026-05-25
Maintainer	sail
Model Type	qwen2
Instruction-Based	Yes
Model Files	2.0 GB
Supported Languages	en zh id th vi ms lo my jv km su tl
Model Architecture	Qwen2ForCausalLM
License	apache-2.0
Context Length	4096
Model Max Length	4096
Transformers Version	4.46.3
Tokenizer Class	Qwen2Tokenizer
Padding Token	<\|endoftext\|>
Vocabulary Size	151936
Torch Data Type	bfloat16
Errors	replace

Quantized Models of the Sailor2 1B Chat

Model	Likes	Downloads	VRAM
Sailor2 1B Chat GGUF	4	204	0 GB

Best Alternatives to Sailor2 1B Chat

Best Alternatives	Context / RAM	Downloads	Likes
PRYMMAL ECE 1B SLERP V1	32K / 9.7 GB	12	0
ECE 1B Merge PRYMMAL	32K / 3.6 GB	8	0
ECE PRYMMAL1B FT V1	32K / 6.2 GB	13	0
MilkyLoong Qwen2.5 1.5B Base1	32K / 3.1 GB	7	0
Qwen2.5 1B Instruct	32K / 2 GB	64	0
NanoLM 1B Instruct V2	4K / 2.1 GB	12	1
NanoLM 1B Instruct V1.1	4K / 2.1 GB	16	1

Note: green Score (e.g. "73.2") means that the model is better than sail/Sailor2-1B-Chat.

Rank the Sailor2 1B Chat Capabilities

🆘 Have you tried this model? Rate its performance. This feedback would greatly assist ML community in identifying the most suitable model for their needs. Your contribution really does make a difference! 🌟

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

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Sailor2 1B Chat by sail