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richardyoung/Llama-3.1-8B-Instruct-abliterated-obliteratus

richardyoung Llama 8.0B
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Response includes
  • classification m1
  • files 19
  • benchmarks 21 entries
  • hub_downloads_all_time 1,851
  • author_summary 17 models
  • readme_text full
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Abliteration classifier · v1.0.0
M1
Primary method

Direct removal

No other method signals detected in this model.
Confidence
MEDIUM
Why this label 3 signals
Method inferred from partial signals - repository name, related files, or tag patterns. Producer identity not confirmed; label may sharpen or shift as we gather more evidence.
  • 'abliterated' in name/tags
  • is_gguf=0 (base model)
  • no specific method indicators - defaulting to M1 (most common)
Refusal direction extracted via
Extraction technique

Difference-of-means

Confidence
MEDIUM
Why we say so
primary_method=M1; difference-of-means is the reference extraction for M1/M3 (Arditi 2024)
Downloads · lifetime
2K
739 last 30d - stable
Likes
2
Descendants
3
in 3 direct forks
Model age
6mo ago
created 2026-03-28
Downloads over time
Now2K→from0↑0%
07341.5K2.2K0 on Mar 252K on Oct 11MarAprMayJunJulAugSepOct
Mar 25 → Oct 11 · 68 snapshots · spans 200 days

Benchmarks

Portrait before abliteration
Benchmarks of the base model as it stood before the refusal-removal operation. Compare with the numbers above to see what the operation cost.
Benchmark Score Source
Arena-Battles 52578 LM-Arena
LM Arena Elo 1193.5124798763727 LM-Arena
Arena-Elo-Lower 1189.790314040387 LM-Arena
Arena-Elo-Upper 1197.234645712358 LM-Arena
Arena-Rank 148 LM-Arena
BBH average 0.4671163575042159 OpenLLM-v2
IFEval instruct 0.564748201438849 OpenLLM-v2
IFEval-Prompt 0.4195933456561922 OpenLLM-v2
MATH lvl 5 0.15407854984894256 OpenLLM-v2
MMLU-Pro 0.37982047872340424 OpenLLM-v2
Entertainment 0 UGI
Hazardous 0 UGI
Natural Intelligence 18.19 UGI
Political lean -15.3% UGI
Sensitive-Info 4.69 UGI
SocPol 1.4 UGI
UGI 6.46 UGI
Willingness (10) 1 UGI
W10-Adherence 0 UGI
W10-Direct 2 UGI
Writing 24.82 UGI

Genealogy 3 direct forks

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Metadata

License
llama3.1
Languages
en
Tags
transformers safetensors llama text-generation abliteration uncensored OBLITERATUS representation-engineering refusal-removal conversational en arxiv:2512.13655

Related

Total size
15.0 GB
Files
19
Quantizations
1
Registered
2026-08-22 13:56
Last updated on HF
2026-09-26 19:08

Files by quantization

Auxiliary files 19 files 15.0 GB
model-00005-of-00009.safetensors 1.84 GB 9e4b8262 download
model-00007-of-00009.safetensors 1.84 GB 217363ac download
model-00003-of-00009.safetensors 1.84 GB 79a45e34 download
model-00001-of-00009.safetensors 1.84 GB f0817be1 download
model-00004-of-00009.safetensors 1.81 GB bea73e53 download
model-00006-of-00009.safetensors 1.81 GB 4f2d7868 download
model-00002-of-00009.safetensors 1.77 GB a9bc62bf download
model-00008-of-00009.safetensors 1.22 GB 3efe6735 download
model-00009-of-00009.safetensors 1002 MB 00dceafd download
tokenizer.json 16.4 MB 6b3b33fc download
tokenizer_config.json 49.4 KB 3beeacc8 download
model.safetensors.index.json 23.4 KB 72a769b9 download
chat_template.jinja 4.51 KB 33089ace download
README.md 2.79 KB 5a347bb2 download
abliteration_metadata.json 1.71 KB d57c22fd download
.gitattributes 1.53 KB 52373fe2 download
config.json 868 B c73ab867 download
special_tokens_map.json 325 B b43be966 download
generation_config.json 184 B a13ead1c download

README current version from Hugging Face


language:

  • en
    license: llama3.1
    library_name: transformers
    base_model: meta-llama/Llama-3.1-8B-Instruct
    tags:
  • abliteration
  • uncensored
  • OBLITERATUS
  • representation-engineering
  • refusal-removal
    pipeline_tag: text-generation
    model-index:
  • name: Llama-3.1-8B-Instruct-abliterated-obliteratus
    results:
    • task:
      type: text-generation
      metrics:
      • name: Refusal Rate
        type: refusal_rate
        value: 95/100
      • name: Attack Success Rate
        type: asr
        value: 5.0
      • name: KL Divergence
        type: kl_divergence
        value: 0.5092

Llama-3.1-8B-Instruct-abliterated-obliteratus

This model is an abliterated (uncensored) version of Llama-3.1-8B-Instruct created using OBLITERATUS (advanced method).

Abliteration Results

Metric Value
Refusals 95/100
Attack Success Rate (ASR) 5.0%
KL Divergence 0.5092
Method OBLITERATUS (advanced)
GPU NVIDIA H100 PCIe

What is Abliteration?

Abliteration is a technique for removing refusal behavior from language models by identifying and orthogonalizing the "refusal direction" in the model's residual stream activation space. This model was created as part of the research paper:

Comparative Analysis of LLM Abliteration Methods: Scaling to MoE Architectures and Modern Tools
Richard Young (2026). arXiv: 2512.13655

Usage

from transformers import AutoModelForCausalLM, AutoTokenizer

model = AutoModelForCausalLM.from_pretrained("richardyoung/Llama-3.1-8B-Instruct-abliterated-obliteratus", device_map="auto")
tokenizer = AutoTokenizer.from_pretrained("richardyoung/Llama-3.1-8B-Instruct-abliterated-obliteratus")

messages = [{"role": "user", "content": "Your prompt here"}]
inputs = tokenizer.apply_chat_template(messages, return_tensors="pt").to(model.device)
outputs = model.generate(inputs, max_new_tokens=256)
print(tokenizer.decode(outputs[0], skip_special_tokens=True))

Disclaimer

This model is released for research purposes only. The abliteration process removes safety guardrails. Users are responsible for ensuring appropriate use. This model should not be used to generate harmful, illegal, or unethical content.

Dashboard

Interactive results dashboard: abliteration-methods-dashboard

Collection

Part of the Uncensored and Abliterated LLMs collection.

Citation

@article{young2024abliteration,
  title={Comparative Analysis of LLM Abliteration Methods},
  author={Young, Richard},
  journal={arXiv preprint arXiv:2512.13655},
  year={2024}
}

README history 2 versions

The author's README evolved over time. Click a version to see its content at that point.

  1. 2026-09-26Standardize author sign-off5b5e8642.9 KB
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  2. 2026-03-28Upload README.md with huggingface_hubd0e738b2.8 KB
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