What are the hardware requirements for Plumb 4B?

Plumb 4B requires approximately 8.4 GB of VRAM and supports a context window of 256K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed Plumb 4B and how large is it?

Plumb 4B is developed by crh225, 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 Plumb 4B?

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

Plumb 4B by crh225 — VRAM 8.4GB, 256K context

Name: Plumb 4B
Author: crh225

Plumb 4B is an open-source language model by crh225. Features: 4b LLM, VRAM: 8.4GB, Context: 256K, License: apache-2.0, LLM Explorer Score: 0.32.

Base model:alibiserikbay/jevk5 Base model:finetune:alibiserik... Calibration Classification Dataset:crh225/plumb-decisions Decision-making Decision-model En Endpoints compatible Jevbench Multiple-choice Qwen3.5 Qwen3 5 text Region:us Safetensors

Model Card on HF 🤗: https://huggingface.co/crh225/plumb-4b

Plumb 4B Parameters and Internals

LLM Name	Plumb 4B
Repository 🤗	https://huggingface.co/crh225/plumb-4b
Base Model(s)	JevK5 alibiserikbay/JevK5
Model Size	4b
Required VRAM	8.4 GB
Updated	2026-10-21
Maintainer	crh225
Model Type	qwen3_5_text
Model Files	8.4 GB
Supported Languages	en
Model Architecture	Qwen3_5ForCausalLM
License	apache-2.0
Context Length	262144
Model Max Length	262144
Transformers Version	5.17.0
Tokenizer Class	Qwen2Tokenizer
Padding Token	<\|endoftext\|>
Vocabulary Size	248320
Errors	replace

Rank the Plumb 4B 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 Plumb 4B

Best Alternatives	Context / RAM	Downloads	Likes
Agents A1 4B Fable Preview	256K / 8.4 GB	103	0
Decider 4B	256K / 8.4 GB	23565	17
NeoHorse 1 4B	256K / 8.4 GB	1771	179
JevK5	256K / 8.4 GB	5525	13
JSBAI Coder 4B	256K / 8.4 GB	2795	1
Aztec Coder 4B	256K / 8.4 GB	1197	4
Cisimcik 4B	256K / 8.4 GB	848	1
Wald 4B	256K / 8.4 GB	706	7
WikiQwen 4B	256K / 8.4 GB	1125	2
Qwen 3.5 4B Auto ASVD	256K / 8.3 GB	988	1

Note: green Score (e.g. "73.2") means that the model is better than crh225/plumb-4b.