ReddRadar
Agent skill
baoyu-gemini-web
Image generation skill using Gemini Web. Generates images from text prompts via Google Gemini. Also supports text generation. Use as the image generation backend for other skills like cover-image, xhs-images, article-illustrator.
Install this agent skill to your Project
npx add-skill https://github.com/aiskillstore/marketplace/tree/main/skills/jimliu/baoyu-gemini-web
SKILL.md
Gemini Web Client
Quick start
npx -y bun scripts/main.ts "Hello, Gemini"
npx -y bun scripts/main.ts --prompt "Explain quantum computing"
npx -y bun scripts/main.ts --prompt "A cute cat" --image cat.png
npx -y bun scripts/main.ts --promptfiles system.md content.md --image out.png
Commands
Text generation
# Simple prompt (positional)
npx -y bun scripts/main.ts "Your prompt here"
# Explicit prompt flag
npx -y bun scripts/main.ts --prompt "Your prompt here"
npx -y bun scripts/main.ts -p "Your prompt here"
# With model selection
npx -y bun scripts/main.ts -p "Hello" -m gemini-2.5-pro
# Pipe from stdin
echo "Summarize this" | npx -y bun scripts/main.ts
Image generation
# Generate image with default path (./generated.png)
npx -y bun scripts/main.ts --prompt "A sunset over mountains" --image
# Generate image with custom path
npx -y bun scripts/main.ts --prompt "A cute robot" --image robot.png
# Shorthand
npx -y bun scripts/main.ts "A dragon" --image=dragon.png
Output formats
# Plain text (default)
npx -y bun scripts/main.ts "Hello"
# JSON output
npx -y bun scripts/main.ts "Hello" --json
Options
| Option | Short | Description |
|---|---|---|
--prompt <text> |
-p |
Prompt text |
--promptfiles <files...> |
Read prompt from files (concatenated in order) | |
--model <id> |
-m |
Model: gemini-3-pro (default), gemini-2.5-pro, gemini-2.5-flash |
--image [path] |
Generate image, save to path (default: generated.png) | |
--json |
Output as JSON | |
--login |
Refresh cookies only, then exit | |
--cookie-path <path> |
Custom cookie file path | |
--profile-dir <path> |
Chrome profile directory | |
--help |
-h |
Show help |
Models
gemini-3-pro- Default, latest modelgemini-2.5-pro- Previous generation progemini-2.5-flash- Fast, lightweight
Authentication
First run opens Chrome to authenticate with Google. Cookies are cached for subsequent runs.
# Force cookie refresh
npx -y bun scripts/main.ts --login
Environment variables
| Variable | Description |
|---|---|
GEMINI_WEB_DATA_DIR |
Data directory |
GEMINI_WEB_COOKIE_PATH |
Cookie file path |
GEMINI_WEB_CHROME_PROFILE_DIR |
Chrome profile directory |
GEMINI_WEB_CHROME_PATH |
Chrome executable path |
Examples
Generate text response
npx -y bun scripts/main.ts "What is the capital of France?"
Generate image
npx -y bun scripts/main.ts "A photorealistic image of a golden retriever puppy" --image puppy.png
Get JSON output for parsing
npx -y bun scripts/main.ts "Hello" --json | jq '.text'
Generate image from prompt files
# Concatenate system.md + content.md as prompt
npx -y bun scripts/main.ts --promptfiles system.md content.md --image output.png
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