What are the hardware requirements for Qwen3 4B Instruct 2507 Heretic?

Qwen3 4B Instruct 2507 Heretic requires approximately 8.1 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 Qwen3 4B Instruct 2507 Heretic and how large is it?

Qwen3 4B Instruct 2507 Heretic is developed by heretic-org, 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 Qwen3 4B Instruct 2507 Heretic?

Qwen3 4B Instruct 2507 Heretic is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Qwen3 4B Instruct 2507 Heretic by heretic-org — VRAM 8.1GB, 256K context

Name: Qwen3 4B Instruct 2507 Heretic
Author: heretic-org

Qwen3 4B Instruct 2507 Heretic is an open-source language model by heretic-org. Features: 4b LLM, VRAM: 8.1GB, Context: 256K, License: apache-2.0, Instruction-Based, LLM Explorer Score: 0.23.

Arxiv:2505.09388 Abliterated Base model:finetune:qwen/qwen3... Base model:qwen/qwen3-4b-instr... Conversational Decensored Endpoints compatible Heretic Instruct Qwen3 Region:us Safetensors Sharded Tensorflow Uncensored

Model Card on HF 🤗: https://huggingface.co/heretic-org/Qwen3-4B-Instruct-2507-heretic

Qwen3 4B Instruct 2507 Heretic Parameters and Internals

LLM Name	Qwen3 4B Instruct 2507 Heretic
Repository 🤗	https://huggingface.co/heretic-org/Qwen3-4B-Instruct-2507-heretic
Base Model(s)	Qwen3 4B Instruct 2507 Qwen/Qwen3-4B-Instruct-2507
Model Size	4b
Required VRAM	8.1 GB
Updated	2026-07-28
Maintainer	heretic-org
Model Type	qwen3
Instruction-Based	Yes
Model Files	5.0 GB: 1-of-2 3.1 GB: 2-of-2
Model Architecture	Qwen3ForCausalLM
License	apache-2.0
Context Length	262144
Model Max Length	262144
Transformers Version	4.57.6
Tokenizer Class	Qwen2Tokenizer
Padding Token	<\|endoftext\|>
Vocabulary Size	151936
Errors	replace

Rank the Qwen3 4B Instruct 2507 Heretic capabilities

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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 Qwen3 4B Instruct 2507 Heretic

Best Alternatives	Context / RAM	Downloads	Likes
FastContext 1.0 4B SFT	256K / 8.1 GB	5735	357
Qwen3 4B Instruct 2507	256K / 8.1 GB	3109972	911
Fable Traces	256K / 8.1 GB	424	210
FastContext 1.0 4B RL	256K / 8.1 GB	4559	61
Qwen3 4B Instruct 2507 FP8	256K / 5.2 GB	1100744	78
...pt Full Qwen3 4b Instruct 2507	256K / 8 GB	365	1
Nexa AI 4B Instruct	256K / 8 GB	576	2
Neuron 4B Instruct	256K / 8.1 GB	313	1
Agents K1	256K / 8.8 GB	1098	28
FastContext 1.0 4B SFT	256K / 8.1 GB	273	18

Note: green Score (e.g. "73.2") means that the model is better than heretic-org/Qwen3-4B-Instruct-2507-heretic.