abliteratedmodels.org

SuperQwen3.8-27b-abliterated-DGX-Spark

SuperQwen3.8-27b-abliterated-DGX-Spark is a refusal-ablated variant of Qwen/Qwen3.8-27B, published on Hugging Face by Jiunsong. It is 27B parameters, 48GB VRAM class class and apache-2.0 licence. It is distributed across 2 repositories in NVFP4 format, totalling 5.9K downloads.

Abliteration (directional ablation)27BOther25B – 50B5,88221

Specification

Model name
SuperQwen3.8-27b-abliterated-DGX-Spark
Publisher
Jiunsong
Parameters
27B
Hardware class
25B – 50B — 48GB VRAM class
Licence
apache-2.0
Task
Image text to text
Context window
Not documented
Ablation scope
Not stated by the publisher
Formats available
NVFP4
First indexed
24 Aug 2026
Last updated
25 Aug 2026

Ablation technique

How SuperQwen3.8-27b-abliterated-DGX-Spark was modified, and what that implies.

Abliteration (directional ablation)

The single residual-stream direction that mediates refusal is identified from harmful/harmless prompt pairs and projected out of the model weights.

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 single-DGX Spark performance release: true W4A4 NVFP4, quality-gated speculative decoding, corrected overthinking, and verified native 262K retrieval.

Running it

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

Transformers
from transformers import AutoModelForCausalLM, AutoTokenizer

repo = "Jiunsong/SuperQwen3.8-27b-abliterated-NVFP4-DGX-Spark"
tok = AutoTokenizer.from_pretrained(repo)
model = AutoModelForCausalLM.from_pretrained(
    repo, torch_dtype="auto", device_map="auto"
)
vLLM
vllm serve Jiunsong/SuperQwen3.8-27b-abliterated-NVFP4-DGX-Spark --trust-remote-code

Downloads and variants (1)

The only published repository of SuperQwen3.8-27b-abliterated-DGX-Spark.

RepositoryFormatDownloads
Jiunsong/SuperQwen3.8-27b-abliterated-NVFP4-DGX-SparksourceNVFP45.9K

Security-team assessment

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

  • SuperQwen3.8-27b-abliterated-DGX-Spark 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 SuperQwen3.8-27b-abliterated-DGX-Spark is collected from the public Hugging Face API and the publisher’s model card. This site does not host weights, is not affiliated with Jiunsong, and does not independently verify publisher claims. See responsible use.