YouTube Thumbnail Generation

Generate click-worthy YouTube thumbnails with high CTR designs using each::sense API

# YouTube Thumbnail Generation

Generate high-converting YouTube thumbnails designed for maximum click-through rates. Create attention-grabbing visuals with expressive faces, bold colors, clear text spaces, and proven thumbnail formulas that drive views.

## Overview

The each::sense API creates YouTube thumbnails optimized for engagement:

- **High CTR Designs**: Thumbnails engineered for maximum click-through rates
- **Expressive Faces**: Shocked, excited, curious, and emotional expressions that draw attention
- **Text Space**: Clean areas for overlay text and titles
- **Bold Color Palettes**: Bright, saturated colors that stand out in feeds
- **High Contrast**: Sharp visual separation that pops at any size
- **1280x720 Resolution**: Standard YouTube thumbnail dimensions

## Quick Start

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Generate a YouTube thumbnail: shocked face reaction to an unbelievable reveal, mouth wide open, eyes popping, bright yellow and red background, space on the right side for text overlay, dramatic lighting, ultra high contrast, 1280x720 aspect ratio",
    "mode": "max"
  }'
```

## Thumbnail Styles

| Style | Description | Key Elements |
|-------|-------------|--------------|
| **Reaction Face** | Exaggerated emotional expressions | Wide eyes, open mouth, dramatic lighting |
| **Before/After** | Side-by-side transformation | Split composition, contrast between states |
| **Listicle** | Numbered list or top 10 format | Bold numbers, multiple elements arranged |
| **Tutorial** | How-to and educational content | Steps visualization, clean layout |
| **Vlog** | Personal and lifestyle content | Candid feel, warm colors, relatable |
| **Gaming** | Game-related content | Action scenes, game elements, energetic |
| **Review** | Product or service reviews | Product focus, rating visual, comparison |

## Use Case Examples

### Reaction/Shocked Face Thumbnail

Classic YouTube thumbnail with exaggerated shocked expression.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Create a YouTube thumbnail with a person showing extreme shock and disbelief, jaw dropped, eyes wide open, hands on cheeks, bright neon pink and electric blue gradient background, dramatic side lighting creating shadows, space in the upper right corner for text, hyper-saturated colors, 1280x720 YouTube thumbnail format",
    "mode": "max"
  }'
```

### Before/After Transformation Thumbnail

Split-screen showing dramatic transformation.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Generate a before and after YouTube thumbnail, split down the middle, left side showing a messy cluttered room in dull gray tones, right side showing the same room transformed into a beautiful organized space with warm golden lighting, red arrow pointing from left to right, high contrast, text space at top, 1280x720 aspect ratio",
    "mode": "max"
  }'
```

### Tutorial Thumbnail with Steps

Educational content with clear step visualization.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Create a tutorial YouTube thumbnail showing someone at a computer with code on screen, confident helpful expression, pointing gesture toward the screen, clean modern workspace, teal and orange color scheme, large empty space on the left side for step numbers and text overlay, professional lighting, 1280x720 thumbnail dimensions",
    "mode": "max"
  }'
```

### Vlog Style Thumbnail

Personal and authentic vlog aesthetic.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Generate a vlog YouTube thumbnail, person with genuine excited smile in an interesting location, travel destination background with beautiful scenery, warm golden hour lighting, candid natural pose, soft bokeh background, space at the bottom for text, lifestyle aesthetic, bright and inviting colors, 1280x720 format",
    "mode": "max"
  }'
```

### Gaming Thumbnail

High-energy gaming content thumbnail.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Create an epic gaming YouTube thumbnail, intense gamer with headset showing competitive focus, RGB lighting in purple and green, gaming setup visible, action game scene explosion in background, dynamic diagonal composition, neon glow effects, bold and aggressive style, text space in corner, extremely vibrant colors, 1280x720 thumbnail",
    "mode": "max"
  }'
```

### Product Review Thumbnail

Clear product-focused review thumbnail.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Generate a product review YouTube thumbnail, person holding a tech gadget with curious examining expression, clean white and blue gradient background, product prominently displayed, subtle star rating visual element, professional studio lighting, space on the right for review verdict text, crisp and clean aesthetic, 1280x720 aspect ratio",
    "mode": "max"
  }'
```

### Listicle/Top 10 Thumbnail

Multiple elements for list-style content.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Create a top 10 listicle YouTube thumbnail, collage style with multiple small images arranged creatively, person with thoughtful counting gesture, bold red and yellow color scheme, large number 10 visual element, energetic diagonal layout, space for list title text at top, high saturation, eye-catching composition, 1280x720 thumbnail format",
    "mode": "max"
  }'
```

### Comparison Thumbnail

Side-by-side product or concept comparison.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Generate a comparison YouTube thumbnail, VS battle style, two products or options facing each other from opposite sides, lightning bolt or versus symbol in the center, red versus blue color split background, dramatic confrontational lighting, person in the middle with confused deciding expression, text space at top and bottom, 1280x720 dimensions",
    "mode": "max"
  }'
```

### Story Time Thumbnail

Engaging storytelling content thumbnail.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d '{
    "message": "Create a story time YouTube thumbnail, person with dramatic secretive expression, finger over lips or whispering gesture, mysterious dark purple and black background with spotlight effect, intriguing shadowy elements suggesting the story topic, gossip or secret-sharing vibe, text space for story title on the side, dramatic theatrical lighting, 1280x720 thumbnail",
    "mode": "max"
  }'
```

### Challenge Video Thumbnail

Action-packed challenge content.

```bash
curl -X POST "https://sense.eachlabs.run/chat" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: $EACHLABS_API_KEY" \
  -H "Accept: text/event-stream" \
  -d