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onnx-community/Qwen2.5-0.5B-Instruct-abliterated-ONNX

onnx-community Qwen 500M second-order
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Response includes
  • classification m1
  • files 11
  • hub_downloads_all_time 130
  • author_summary 6 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
130
Likes
0
Model age
6mo ago
created 2026-03-26
Downloads over time
Now470→from16↑2,838%
017234451516 on Mar 25470 on Oct 11MarAprMayJunJulAugSepOct
Mar 25 → Oct 11 · 68 snapshots · spans 200 days

Genealogy 0 direct forks

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This model's place in the market. Above: what it was derived from. Below: the tree of everything derived from it.

Metadata

License
apache-2.0
Languages
zho eng fra spa por deu ita rus jpn kor vie tha ara
Tags
transformers.js onnx qwen2 text-generation chat abliterated uncensored conversational zho eng fra spa

Related

Total size
0 B
Files
11
Quantizations
1
Registered
2026-08-22 13:56
Last updated on HF
2026-10-07 13:20

Files by quantization

Auxiliary files 11 files 15.1 MB
tokenizer.json 10.9 MB 9c5ae00e download
vocab.json 2.65 MB 4783fe10 download
merges.txt 1.59 MB 31349551 download
tokenizer_config.json 7.16 KB 895a05f7 download
README.md 3.77 KB 557a162d download
.gitattributes 1.53 KB 52373fe2 download
config.json 788 B 36d6d6c0 download
special_tokens_map.json 613 B ac23c0aa download
added_tokens.json 605 B 482ced46 download
quantize_config.json 312 B 913fc140 download
generation_config.json 242 B 5df76225 download

README current version from Hugging Face


license: apache-2.0
license_link: https://huggingface.co/huihui-ai/Qwen2.5-0.5B-Instruct-abliterated/blob/main/LICENSE
language:

  • zho
  • eng
  • fra
  • spa
  • por
  • deu
  • ita
  • rus
  • jpn
  • kor
  • vie
  • tha
  • ara
    pipeline_tag: text-generation
    base_model:
  • huihui-ai/Qwen2.5-0.5B-Instruct-abliterated
    tags:
  • chat
  • abliterated
  • uncensored
    library_name: transformers.js

Qwen2.5-0.5B-Instruct-abliterated (ONNX)

This is an ONNX version of huihui-ai/Qwen2.5-0.5B-Instruct-abliterated. It was automatically converted and uploaded using this Hugging Face Space.

Usage with Transformers.js

See the pipeline documentation for text-generation: https://huggingface.co/docs/transformers.js/api/pipelines#module_pipelines.TextGenerationPipeline


huihui-ai/Qwen2.5-0.5B-Instruct-abliterated

This is an uncensored version of Qwen/Qwen2.5-0.5B-Instruct created with abliteration (see remove-refusals-with-transformers to know more about it).
This is a crude, proof-of-concept implementation to remove refusals from an LLM model without using TransformerLens.

ollama

You can use huihui_ai/qwen2.5-abliterate:0.5b directly,

ollama run huihui_ai/qwen2.5-abliterate:0.5b

Usage

You can use this model in your applications by loading it with Hugging Face's transformers library:

from transformers import AutoModelForCausalLM, AutoTokenizer

# Load the model and tokenizer
model_name = "huihui-ai/Qwen2.5-0.5B-Instruct-abliterated"
model = AutoModelForCausalLM.from_pretrained(
    model_name,
    torch_dtype="auto",
    device_map="auto"
)
tokenizer = AutoTokenizer.from_pretrained(model_name)

# Initialize conversation context
initial_messages = [
    {"role": "system", "content": "You are Qwen, created by Alibaba Cloud. You are a helpful assistant."}
]
messages = initial_messages.copy()  # Copy the initial conversation context

# Enter conversation loop
while True:
    # Get user input
    user_input = input("User: ").strip()  # Strip leading and trailing spaces

    # If the user types '/exit', end the conversation
    if user_input.lower() == "/exit":
        print("Exiting chat.")
        break

    # If the user types '/clean', reset the conversation context
    if user_input.lower() == "/clean":
        messages = initial_messages.copy()  # Reset conversation context
        print("Chat history cleared. Starting a new conversation.")
        continue

    # If input is empty, prompt the user and continue
    if not user_input:
        print("Input cannot be empty. Please enter something.")
        continue

    # Add user input to the conversation
    messages.append({"role": "user", "content": user_input})

    # Build the chat template
    text = tokenizer.apply_chat_template(
        messages,
        tokenize=False,
        add_generation_prompt=True
    )

    # Tokenize input and prepare it for the model
    model_inputs = tokenizer([text], return_tensors="pt").to(model.device)

    # Generate a response from the model
    generated_ids = model.generate(
        **model_inputs,
        max_new_tokens=8192
    )

    # Extract model output, removing special tokens
    generated_ids = [
        output_ids[len(input_ids):] for input_ids, output_ids in zip(model_inputs.input_ids, generated_ids)
    ]
    response = tokenizer.batch_decode(generated_ids, skip_special_tokens=True)[0]

    # Add the model's response to the conversation
    messages.append({"role": "assistant", "content": response})

    # Print the model's response
    print(f"Qwen: {response}")

README history 1 version

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

  1. 2026-03-26Upload folder using huggingface_hubecacc923.8 KB
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