Qwen3.5 4B Claude Opus 4.6 Distilled Heretic vs CyberSecQwen 4B

Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.

Qwen3.5 4B Claude Opus 4.6 Distilled Heretic

ghost-actual · 4.5B

ChatReasoning
CyberSecQwen 4B

lablab-ai-amd-developer-hackathon · 4.0B

Chat

Specifications

Qwen3.5 4B Claude Opus 4.6 Distilled HereticCyberSecQwen 4B
Parameters4.5B4.0B
Context262K262K
ArchitectureQwen3_5ForConditionalGenerationQwen3ForCausalLM
Licenselgpl-3.0Apache 2.0
Downloads1.4K1.2K
ReleasedMar 2026May 2026

VRAM by Quantization: Qwen3.5 4B Claude Opus 4.6 Distilled Heretic vs CyberSecQwen 4B

QuantizationBitsQwen3.5 4B Claude Opus 4.6 Distilled Heretic VRAMCyberSecQwen 4B VRAM
Q2_K3.402.4 GB
Q3_K_M3.902.7 GB
Q3_K_S3.502.5 GB
Q4_K_M4.803.2 GB
Q5_K_M5.703.7 GB
Q6_K6.604.2 GB
Q8_08.005.0 GB

Verdict

Qwen3.5 4B Claude Opus 4.6 Distilled Heretic is the more widely downloaded of the two.

Frequently Asked Questions

Which has a longer context window, Qwen3.5 4B Claude Opus 4.6 Distilled Heretic or CyberSecQwen 4B?

Qwen3.5 4B Claude Opus 4.6 Distilled Heretic supports 262,144 tokens and CyberSecQwen 4B supports 262,144 tokens.

What is the difference between Qwen3.5 4B Claude Opus 4.6 Distilled Heretic and CyberSecQwen 4B?

Qwen3.5 4B Claude Opus 4.6 Distilled Heretic is a 4.5B model from ghost-actual (Qwen family), while CyberSecQwen 4B is a 4.0B model from lablab-ai-amd-developer-hackathon (Qwen family). Compare their VRAM requirements above to see which fits your GPU or Mac.