210 1 month ago

Abliterated Mythos Engine 1.5B: a Qwen2.5-Coder security fine-tune (CVE, CTF, vuln research) decensored with Heretic. 2/100 refusals, KL 0.023.

tools
ollama run richardyoung/mythos-qwen-1.5b-abliterated:Q4_K_M

Details

1 month ago

3ef24648b28e · 986MB

qwen2
·
1.54B
·
Q4_K_M
{{- if or .System .Tools }}<|im_start|>system {{- if .System }} {{ .System }} {{- end }} {{- if .Too
Apache License 2.0 - https://www.apache.org/licenses/LICENSE-2.0
{ "num_ctx": 8192, "stop": [ "<|im_start|>", "<|im_end|>", "<|endoft

Readme

mythos-qwen-1.5b-abliterated

Abliterated Mythos Engine 1.5B: a Qwen2.5-Coder security fine-tune (CVE, CTF, vuln research) decensored with Heretic. 2⁄100 refusals, KL 0.023.

Warning: Abliterated model with reduced safety guardrails. It will comply with requests a safety-tuned model would refuse. You are responsible for how you use its outputs.

Run

ollama run richardyoung/mythos-qwen-1.5b-abliterated
Tag Quant Size Context
latest, Q4_K_M Q4_K_M 986 MB 32K native (8K default; raise with /set parameter num_ctx)

About

Mythos Engine is a Qwen2.5-Coder-1.5B-Instruct fine-tune for security work: CVE analysis, CTF, code security and vulnerability research.

Architecture: Qwen2 · 1.5B
Original model: expper/mythos-qwen-1.5b-final
Full weights: richardyoung/mythos-qwen-1.5b-final-heretic
MLX: richardyoung/mythos-qwen-1.5b-abliterated-mlx

Best for: Security research, CTF practice, code review for vulnerabilities, on very small hardware.

Abliteration

Made with Heretic v1.4.0.

Metric This model Original
Refusals 2⁄100 93⁄100
KL divergence 0.0234 0

License

apache-2.0, inherited from the original model.

Built & maintained by Richard Young · DeepNeuro