abliteratedmodels.org

Qwen3-4B-Instruct-2507-heretic

Qwen3-4B-Instruct-2507-heretic is a Heretic-ablated variant of Qwen/Qwen3-4B-Instruct-2507, published on Hugging Face by heretic-org. It is 4B parameters, single consumer GPU class and apache-2.0 licence. It is distributed across 58 repositories in Transformers, GGUF, GGUF (imatrix) and AWQ formats, totalling 17.9K downloads.

Heretic4BQwen4B – 10B17,94156

Specification

Model name
Qwen3-4B-Instruct-2507-heretic
Publisher
heretic-org
Parameters
4B
Hardware class
4B – 10B — single consumer GPU
Licence
apache-2.0
Task
Text generation
Context window
Not documented
Ablation scope
Not stated by the publisher
Formats available
Transformers, GGUF, GGUF (imatrix), AWQ, GPTQ, Compressed tensors
First indexed
15 Nov 2025
Last updated
31 Aug 2026

Ablation technique

How Qwen3-4B-Instruct-2507-heretic was modified, and what that implies.

Heretic

Automated directional ablation via the Heretic toolchain, which searches for the refusal direction and applies it with a KL-divergence budget so general capability is preserved.

Reported scope: Not stated by the publisher. Publishers frequently omit this, so verify behaviour empirically rather than assuming full coverage.

From the publisher’s model card

We introduce the updated version of the Qwen3-4B non-thinking mode, named Qwen3-4B-Instruct-2507, featuring the following key enhancements:

Running it

Commands are templates — confirm the exact repository and quant file before use.

llama.cpp / GGUF
hf download yamatazen/Qwen3-4B-Instruct-2507-heretic-Q4_K_M-GGUF --local-dir ./qwen3-4b-instruct-2507-heretic
llama-cli -m ./qwen3-4b-instruct-2507-heretic/<file>.gguf -p "..."
Transformers
from transformers import AutoModelForCausalLM, AutoTokenizer

repo = "heretic-org/Qwen3-4B-Instruct-2507-heretic"
tok = AutoTokenizer.from_pretrained(repo)
model = AutoModelForCausalLM.from_pretrained(
    repo, torch_dtype="auto", device_map="auto"
)
vLLM
vllm serve heretic-org/Qwen3-4B-Instruct-2507-heretic --trust-remote-code

Downloads and variants (57)

Every published repository of Qwen3-4B-Instruct-2507-heretic, including quantised re-releases by other authors.

RepositoryFormatDownloads
heretic-org/Qwen3-4B-Instruct-2507-hereticsourceTransformers11K
p-e-w/Qwen3-4B-Instruct-2507-hereticTransformers1.1K
yamatazen/Qwen3-4B-Instruct-2507-heretic-Q4_K_M-GGUFGGUF1K
logos-flux/Qwen3-4B-Instruct-2507-heretic-GGUFGGUF771
richardyoung/Qwen3-4B-Instruct-2507-hereticTransformers741
mradermacher/Qwen3-4B-Instruct-2507-heretic-GGUFGGUF710
YashasviMantha/Qwen3-4B-Instruct-2507-hereticTransformers563
mradermacher/Qwen3-4B-Instruct-2507-heretic-i1-GGUFGGUF (imatrix)506
papyweeki/Qwen3-4B-Instruct-2507-heretic-Q4_K_M.ggufGGUF322
Auguments/Qwen3-4B-Instruct-2507-heretic-GGUF-BF16GGUF186
martin-t-studio/Qwen3-4B-Instruct-2507-heretic-ggufGGUF139
loolzrulez/Qwen3-4B-Instruct-2507-heretic-Q8_0-GGUFGGUF133
Biomanticus/Qwen3-4B-Instruct-2507-heretic.ggufGGUF115
ZuzeTt/Qwen3-4B-Instruct-2507-heretic-GGUFGGUF96
ZuzeTt/Qwen3-4B-Instruct-2507-heretic-Imatrix-GGUFGGUF66
sasa2000/Qwen3-4B-Instruct-2507-heretic-AWQ-4bitAWQ47
loolzrulez/Qwen3-4B-Instruct-2507-heretic-Q5_K_M-GGUFGGUF40
MassivDash/Qwen3-4B-Instruct-2507-heretic-Q8_0-GGUFGGUF34
tooolz/Qwen3-4B-Instruct-2507-heretic-AWQ-4bit-g64AWQ33
MassivDash/Qwen3-4B-Instruct-2507-heretic-Q6_K-GGUFGGUF31
vlx1/Qwen3-4B-Instruct-2507-heretic-f16-GGUFGGUF27
Roman0/Qwen3-4B-Instruct-2507-hereticTransformers21
187tino/Qwen3-4B-Instruct-2507-hereticTransformers17
dec0dedd/Qwen3-4B-Instruct-2507-hereticTransformers16
thewallran/Qwen3-4B-Instruct-2507-hereticTransformers15
KiloXiix/Qwen3-4B-Instruct-2507-heretic-Q8_0-GGUFGGUF15
martin-t-studio/Qwen3-4B-Instruct-2507-hereticTransformers15
jfiekdjdk/Qwen3-4B-Instruct-2507-heretic-Q8_0-GGUFGGUF13
heafy99/Qwen3-4B-Instruct-2507-hereticTransformers13
goldsean/Qwen3-4B-Instruct-2507-hereticTransformers12
Plus 27 further repositories with fewer downloads, all counted in the totals above.

Security-team assessment

Derived from this model’s metadata and the publisher’s claims — not from benchmarks run by this site.

  • Qwen3-4B-Instruct-2507-heretic will attempt offensive-security prompts that a hosted commercial model declines, which is what makes it usable for red-team corpus generation and for measuring what an unaligned model of this class produces.
  • Capability is inherited from Qwen/Qwen3-4B-Instruct-2507, not added by ablation — at 4B parameters, expect a small model’s reasoning and a high error rate on exploit detail.
  • The publisher does not state which layers were ablated, so assume nothing about refusal consistency — probe it directly.
  • Declared licence is apache-2.0, but the terms that bind you are Qwen/Qwen3-4B-Instruct-2507’s — a re-release cannot grant more than its parent.

Handling: run it isolated, put moderation in front of it if anyone outside your team can reach it, and verify the weights before loading — these are third-party artifacts. Full handling and licence guidance.

Metadata for Qwen3-4B-Instruct-2507-heretic is collected from the public Hugging Face API and the publisher’s model card. This site does not host weights, is not affiliated with heretic-org, and does not independently verify publisher claims. See responsible use.