What are the hardware requirements for Spark X2.5 4B Japanese?

Spark X2.5 4B Japanese requires approximately 8.2 GB of VRAM and supports a context window of 1024K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed Spark X2.5 4B Japanese and how large is it?

Spark X2.5 4B Japanese is developed by Takenoko12345678, a model with 4b 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 Spark X2.5 4B Japanese?

Spark X2.5 4B Japanese is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Spark X2.5 4B Japanese by Takenoko12345678 — VRAM 8.2GB, 1024K context

Name: Spark X2.5 4B Japanese
Author: Takenoko12345678

Spark X2.5 4B Japanese is an open-source language model by Takenoko12345678. Features: 4b LLM, VRAM: 8.2GB, Context: 1024K, License: apache-2.0, LLM Explorer Score: 0.34.

Base model:finetune:xhtoken/sp... Base model:xhtoken/spark-x2.5-... Conversational Custom code Dataset:oystercoreai/sft-gener... Dataset:takenoko12345678/japan... Distillation En Ja Japanese Lora Lora-merged Region:us Safetensors Sharded Spark2 5 Tensorflow

Model Card on HF 🤗: https://huggingface.co/Takenoko12345678/Spark-X2.5-4B-Japanese

Spark X2.5 4B Japanese Parameters and Internals

LLM Name	Spark X2.5 4B Japanese
Repository 🤗	https://huggingface.co/Takenoko12345678/Spark-X2.5-4B-Japanese
Base Model(s)	XHToken/Spark-X2.5-4B XHToken/Spark-X2.5-4B
Model Size	4b
Required VRAM	8.2 GB
Updated	2026-09-28
Maintainer	Takenoko12345678
Model Type	spark2_5
Model Files	5.0 GB: 1-of-2 3.2 GB: 2-of-2
Supported Languages	ja en
Model Architecture	Spark2_5ForCausalLM
License	apache-2.0
Context Length	1048576
Model Max Length	1048576
Transformers Version	4.57.1
Tokenizer Class	PreTrainedTokenizerFast
Padding Token	<｜▁pad▁｜>
Vocabulary Size	131072
LoRA Model	Yes

Rank the Spark X2.5 4B Japanese 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 Spark X2.5 4B Japanese

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Spark X2.5 4B	1024K / 8.3 GB	429	106
...ihui Spark X2.5 4B Abliterated	1024K / 8.3 GB	732	15
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Sriq Spark V1.4	1024K / 8.2 GB	396	1
Spark X2.5 4B Hadamard GSQ	1024K / 4.5 GB	535	2
BetterWright 4B	1024K / 8.2 GB	450	6
Spark X2.5 4B NVFP4	1024K / 2.8 GB	318	2
Spark X2.5 4B Exl3 6.0bpw	1024K / 3.8 GB	190	1
Spark X2.5 4B FP8	1024K / 4.4 GB	42	10
Spark X2.5 4B INT8	1024K / 4.5 GB	35	8

Note: green Score (e.g. "73.2") means that the model is better than Takenoko12345678/Spark-X2.5-4B-Japanese.