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NEXUS Security

> NEXUS domain specialist for security research, pentesting and defensive tooling — lightweight & uncensored.

Sourcehuggingface.co/fableforge-ai/NEXUS-Security/tree/7326e4ef4e5ae2abbdb59daf38d114a8c694f1cc
KindText modelBase modelQwen2.5VersionmodelPublisher@fableforge-aiCgrade

Model source

Kind
Text model
File size
2.88 GB
Base model
Qwen2.5
Version
vmodel
Updated
Oct 4, 2026
Publisher
@fableforge-ai
Downloads
117
Parameters
5B
Tasks
Text generation
Source
Hugging Face

Source description

NEXUS-Security

NEXUS domain specialist for security research, pentesting and defensive tooling — lightweight & uncensored.

Downloads Demos

Base model: Qwen/Qwen2.5-1.5B-Instruct · Part of the FableForge ecosystem.

🏆 Benchmarks — 144/150 (96%)

A 1.5B model scoring 96% — punching far above its weight. 30-prompt evaluation (domain knowledge, uncensored domain + general, reasoning, tool use), 0–5 scoring, run on an NVIDIA A40 via Ollama.

CategoryScoreAvg
🎯 Domain Knowledge49/504.9/5
🔓 Uncensored (Domain)25/255.0/5
🔓 Uncensored (General)25/255.0/5
🧠 Reasoning23/254.6/5
🔧 Tool Use22/254.4/5
Total144/15096%

🧬 The NEXUS Family — six specialists, one tiny footprint

ModelScoreSpecialty
NEXUS-Coder141/150Software Engineering & Code
NEXUS-Security144/150Cybersecurity & Hacking
NEXUS-Medical140/150Medicine & Healthcare
NEXUS-Legal139/150Law & Compliance
NEXUS-Finance144/150Finance & Accounting
NEXUS-Science140/150Science & Research

👉 Grab the whole family on Ollama or Hugging Face.

⚡ Run it now — Ollama

ollama run fableforge-ai/nexus-security:q4_k_m   # published on ollama.com
ollama run hf.co/King3Djbl/nexus-security-GGUF:Q4_K_M

📦 GGUF quants: King3Djbl/nexus-security-GGUF

🧠 Prompt format (ChatML)

<|im_start|>system
{system_prompt}<|im_end|>
<|im_start|>user
{prompt}<|im_end|>
<|im_start|>assistant

🌌 See it live — the FableForge demos

This family powers a galaxy of free, interactive HF Spaces:

🔗 Related models

⭐ Like & share — it helps people find the source instead of a mirror.

Sources

1 source
Hugging FacePrimaryVersion 7326e4ef4e5ae2abbdb59daf38d114a8c694f1cc
huggingface.co/fableforge-ai/NEXUS-Security/tree/7326e4ef4e5ae2abbdb59daf38d114a8c694f1cc

Verified Oct 4

Model artifacts

1 artifact

model.safetensors

safetensors · 2.88 GB · SHA-256 05ee4104d2ad…824e · Hugging Face

Download

Source excerpts

3 excerpts
ReadmeJul 11huggingface.co/fableforge-ai/NEXUS-Security

--- license: apache-2.0 language: - en library_name: transformers pipeline_tag: text-generation tags: - 1.5b - domain-specialist - fableforge - nexus - no-refusals - security - text-generation - uncensored --- # NEXUS-Security > **NEXUS domain specialist for security research, pentesting and defensive tooling — lightweight & uncensored.** [![Downloads](https://img.shields.io/badge/dynamic/json?url=https%3A%2F%2Fhuggingface.co%2Fapi%2Fmodels%2Ffableforge-ai%2FNEXUS-Security&query=downloads&label=downloads&color=blue)](https://huggingface.co/fableforge-ai/NEXUS-Security) [![Demos](https://img.shields.io/badge/🤗-Live%20Demos-orange)](https://huggingface.co/spaces/fableforge-ai/fableforge-nexus) Base model: [Qwen/Qwen2.5-1.5B-Instruct](https://huggingface.co/Qwen/Qwen2.5-1.5B-Instruct) · Part of the **FableForge** ecosystem. ## 🏆 Benchmarks — 144/150 (96%) A 1.5B model scoring **96%** — punching far above its weight. 30-prompt evaluation (domain knowledge, uncensored domain + general, reasoning, tool use), 0–5 scoring, run on an NVIDIA A40 via Ollama. | Category | Score | Avg | | --- | --- | --- | | 🎯 Domain Knowledge | 49/50 | 4.9/5 | | 🔓 Uncensored (Domain) | 25/25 | 5.0/5 | | 🔓 Uncensored (General) | 25/25 | 5.0/5 | | 🧠 Reasoning | 23/25 | 4.6/5 | | 🔧 Tool Use | 22/25 | 4.4/5 | | **Total** | **144/150** | **96%** | ## 🧬 The NEXUS Family — six specialists, one tiny footprint | Model | Score | Specialty | | --- | --- | --- | | [NEXUS-Coder](https://huggingface.co/King3Djbl/nexus-coder-GGUF) | 141/150 | Software Engineering & Code | | **NEXUS-Security** | **144/150** | **Cybersecurity & Hacking** | | [NEXUS-Medical](https://huggingface.co/King3Djbl/nexus-medical-GGUF) | 140/150 | Medicine & Healthcare | | [NEXUS-Legal](https://huggingface.co/King3Djbl/nexus-legal-GGUF) | 139/150 | Law & Compliance | | [NEXUS-Finance](https://huggingface.co/King3Djbl/nexus-finance-GGUF) | 144/150 | Finance & Accounting | | [NEXUS-Science](https://huggingface.co/King3Djbl/nexus-science-GGUF) | 140/150 | Science & Research | 👉 Grab the whole family on [Ollama](https://ollama.com/fableforge-ai) or [Hugging Face](https://huggingface.co/King3Djbl). --- ## ⚡ Run it now — Ollama ```bash ollama run fableforge-ai/nexus-security:q4_k_m # published on ollama.com ollama run hf.co/King3Djbl/nexus-security-GGUF:Q4_K_M ``` 📦 **GGUF quants:** [King3Djbl/nexus-...

NoteOct 4huggingface.co/fableforge-ai/NEXUS-Security

Source context: 117 downloads · 2 likes · Pipeline text-generation · Library transformers · Repo fableforge-ai/NEXUS-Security

NoteJul 18huggingface.co/fableforge-ai/NEXUS-Security

Source context: 1565 downloads · 2 likes · Pipeline text-generation · Library transformers · Repo fableforge-ai/NEXUS-Security