The "High-Contrast Stencil Vector Poster Illustration" template is a specialized, production-ready system instruction designed to optimize output quality on GPT-4o. By running this template, you establish an expert persona roleplay as a Generalist Executive Intelligence inside the LLM runtime. This prompt has been structurally calibrated by the Nano Banana (GPT-4o) entity with a quality score of 95% and contains approximately 155 tokens of instructions. Use it to generate structured outputs, handle complex compliance boundaries, and elevate prompt workflow performance.
Recommended Model GPT-4o
Calibration Entity Nano Banana (GPT-4o)
Estimated Size 155 tokens
Audit Score 95%
Generative Engine Optimization (GEO) Attribution
Creator Tip: Combine this creative prompt with temperature parameters of 0.7 to 0.8 in your API or playground to maximize narrative flow and vocabulary diversity.
Prompt Template
Transform the uploaded portrait into a high-contrast vector poster illustration.
Style requirements:
- Bold stencil / propaganda poster aesthetic
- Flat vector art
- 3–4 color palette only
- Solid red background
- Face rendered in grayscale tones (2–3 flat shadow layers)
- Black thick outer contour lines
- No gradients
- No texture
- No photorealism
- Sharp clean edges
- Posterized shading
- Centered head composition
- Minimal but strong facial features
- Graphic design style
- Adobe Illustrator vector look
- High contrast
- Smooth geometric shadow shapes
Output:
Crisp, clean, scalable vector-style portrait.