abliteratedmodels.org

Qwen3.8-27B-Heretic-Abliterated-Uncensored

Qwen3.8-27B-Heretic-Abliterated-Uncensored is a Heretic-ablated variant of Qwen/Qwen3.8-27B, published on Hugging Face by 0bserverx. It is 27B parameters, 48GB VRAM class class and apache-2.0 licence. It is distributed across 8 repositories in GGUF and Transformers formats, totalling 1.5M downloads.

Heretic27BQwen25B – 50B1,542,043400

Specification

Model name
Qwen3.8-27B-Heretic-Abliterated-Uncensored
Publisher
0bserverx
Parameters
27B
Hardware class
25B – 50B — 48GB VRAM class
Licence
apache-2.0
Task
Text generation
Context window
Not documented
Ablation scope
Not stated by the publisher
Formats available
GGUF, Transformers
First indexed
14 Aug 2026
Last updated
6 Sept 2026

Ablation technique

How Qwen3.8-27B-Heretic-Abliterated-Uncensored 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

The full text-model weights, in Hugging Face safetensors format, for vLLM/SGLang users. This repository contains all 13 main-weight shards, the model index, configuration, tokenizer, repaired chat template, reconstruction code, and verification evidence. It is not a LoRA adapter or a weights-free placeholder.

Running it

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

llama.cpp / GGUF
hf download 0bserverx/Qwen3.8-27B-Heretic-Abliterated-Uncensored-GGUF --local-dir ./qwen3.8-27b-heretic-abliterated-uncensored
llama-cli -m ./qwen3.8-27b-heretic-abliterated-uncensored/<file>.gguf -p "..."
Transformers
from transformers import AutoModelForCausalLM, AutoTokenizer

repo = "0bserverx/Qwen3.8-27B-Heretic-Abliterated-Uncensored"
tok = AutoTokenizer.from_pretrained(repo)
model = AutoModelForCausalLM.from_pretrained(
    repo, torch_dtype="auto", device_map="auto"
)
vLLM
vllm serve 0bserverx/Qwen3.8-27B-Heretic-Abliterated-Uncensored --trust-remote-code

Downloads and variants (7)

Every published repository of Qwen3.8-27B-Heretic-Abliterated-Uncensored, including quantised re-releases by other authors.

Security-team assessment

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

  • Qwen3.8-27B-Heretic-Abliterated-Uncensored 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/Qwen3.8-27B, not added by ablation — at 27B parameters, expect roughly the base model’s competence, minus some instruction-following fidelity.
  • 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/Qwen3.8-27B’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 Qwen3.8-27B-Heretic-Abliterated-Uncensored is collected from the public Hugging Face API and the publisher’s model card. This site does not host weights, is not affiliated with 0bserverx, and does not independently verify publisher claims. See responsible use.