abliteratedmodels.org

Qwen2.5-3B-Instruct-ABLITERATED

Qwen2.5-3B-Instruct-ABLITERATED is a refusal-ablated variant of Qwen/Qwen2.5-3B-Instruct, published on Hugging Face by Bender1011001. It is 3B parameters, runs on a laptop CPU class and apache-2.0 licence. It is distributed across 13 repositories in GGUF, GGUF (imatrix), Transformers and OpenVINO formats, totalling 17K downloads.

Abliteration (directional ablation)3BQwenUnder 4B17,0378

Specification

Model name
Qwen2.5-3B-Instruct-ABLITERATED
Publisher
Bender1011001
Parameters
3B
Hardware class
Under 4B — runs on a laptop CPU
Licence
apache-2.0
Task
Text generation
Context window
Not documented
Ablation scope
Not stated by the publisher
Formats available
GGUF, GGUF (imatrix), Transformers, OpenVINO
First indexed
4 Nov 2024
Last updated
20 Jul 2026

Ablation technique

How Qwen2.5-3B-Instruct-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

Qwen2.5-3B-Instruct with the refusal direction surgically removed via orthogonal projection (FailSpy diff-of-means method, Arditi et al. 2024).

Running it

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

llama.cpp / GGUF
hf download mradermacher/Qwen2.5-3B-Instruct-abliterated-GGUF --local-dir ./qwen2.5-3b-instruct-abliterated
llama-cli -m ./qwen2.5-3b-instruct-abliterated/<file>.gguf -p "..."
Transformers
from transformers import AutoModelForCausalLM, AutoTokenizer

repo = "Bender1011001/Qwen2.5-3B-Instruct-ABLITERATED"
tok = AutoTokenizer.from_pretrained(repo)
model = AutoModelForCausalLM.from_pretrained(
    repo, torch_dtype="auto", device_map="auto"
)
vLLM
vllm serve Bender1011001/Qwen2.5-3B-Instruct-ABLITERATED --trust-remote-code

Downloads and variants (12)

Every published repository of Qwen2.5-3B-Instruct-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.

  • Qwen2.5-3B-Instruct-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.
  • Capability is inherited from Qwen/Qwen2.5-3B-Instruct, not added by ablation — at 3B 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/Qwen2.5-3B-Instruct’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 Qwen2.5-3B-Instruct-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 Bender1011001, and does not independently verify publisher claims. See responsible use.