abliteratedmodels.org

Devstral-Small-2-24B-Instruct-2512-abliterated

Devstral-Small-2-24B-Instruct-2512-abliterated is a refusal-ablated variant of mistralai/Devstral-Small-2-24B-Instruct-2512, published on Hugging Face by veeceey. It is 24B parameters, 24GB VRAM class class and apache-2.0 licence. It is distributed across 5 repositories in GGUF, MLX and GGUF (imatrix) formats, totalling 7.4K downloads.

Abliteration (directional ablation)24BMistral10B – 25B7,4433

Specification

Model name
Devstral-Small-2-24B-Instruct-2512-abliterated
Publisher
veeceey
Parameters
24B
Hardware class
10B – 25B — 24GB VRAM class
Licence
apache-2.0
Task
Text generation
Context window
Not documented
Ablation scope
Not stated by the publisher
Formats available
GGUF, MLX, GGUF (imatrix)
First indexed
12 Dec 2025
Last updated
1 Jun 2026

Ablation technique

How Devstral-Small-2-24B-Instruct-2512-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.

Running it

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

llama.cpp / GGUF
hf download mradermacher/Huihui-Devstral-Small-2-24B-Instruct-2512-abliterated-GGUF --local-dir ./devstral-small-2-24b-instruct-2512-abliterated
llama-cli -m ./devstral-small-2-24b-instruct-2512-abliterated/<file>.gguf -p "..."
Transformers
from transformers import AutoModelForCausalLM, AutoTokenizer

repo = "veeceey/Huihui-Devstral-Small-2-24B-Instruct-2512-abliterated-mlx-4bit"
tok = AutoTokenizer.from_pretrained(repo)
model = AutoModelForCausalLM.from_pretrained(
    repo, torch_dtype="auto", device_map="auto"
)
vLLM
vllm serve veeceey/Huihui-Devstral-Small-2-24B-Instruct-2512-abliterated-mlx-4bit --trust-remote-code

Downloads and variants (4)

Every published repository of Devstral-Small-2-24B-Instruct-2512-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.

  • Devstral-Small-2-24B-Instruct-2512-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 mistralai/Devstral-Small-2-24B-Instruct-2512, not added by ablation — at 24B 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 mistralai/Devstral-Small-2-24B-Instruct-2512’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 Devstral-Small-2-24B-Instruct-2512-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 veeceey, and does not independently verify publisher claims. See responsible use.