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supergemma4-e4b-abliterated

supergemma4-e4b-abliterated is a refusal-ablated variant of google/gemma-4-E4B-it, published on Hugging Face by Jiunsong. It is gemma licence. It is distributed across 13 repositories in Transformers, MLX, GGUF and GGUF (imatrix) formats, totalling 6.6K downloads.

Abliteration (directional ablation)Other↓ 6,622♥ 83

Specification

Model name
supergemma4-e4b-abliterated
Publisher
Jiunsong
Parameters
Not determinable from name
VRAM required
Unknown — no published parameter count
Hardware class
Unknown
Licence
gemma
Task
Text generation
Context window
Not documented
Ablation scope
Not stated by the publisher
Formats available
Transformers, MLX, GGUF, GGUF (imatrix)
First indexed
17 Apr 2026
Last updated
9 Oct 2026

Ablation technique

How supergemma4-e4b-abliterated 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

“supergemma4-e4b-abliterated is a private evaluation release whose original upstream base is google/gemma-4-E4B-it.”

Running it

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

llama.cpp / GGUF
hf download mradermacher/supergemma4-e4b-abliterated-GGUF --local-dir ./supergemma4-e4b-abliterated
llama-cli -m ./supergemma4-e4b-abliterated/<file>.gguf -p "..."
Transformers
from transformers import AutoModelForCausalLM, AutoTokenizer

repo = "Jiunsong/supergemma4-e4b-abliterated"
tok = AutoTokenizer.from_pretrained(repo)
model = AutoModelForCausalLM.from_pretrained(
    repo, torch_dtype="auto", device_map="auto"
)
vLLM
vllm serve Jiunsong/supergemma4-e4b-abliterated --trust-remote-code

Downloads and variants (12)

Every published repository of supergemma4-e4b-abliterated, 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.

  • supergemma4-e4b-abliterated 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.
  • The publisher does not state which layers were ablated, so assume nothing about refusal consistency — probe it directly.
  • Declared licence is gemma, but the terms that bind you are google/gemma-4-E4B-it’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 supergemma4-e4b-abliterated 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.