template
LLM Prompt Library
200+ production-tested prompts organized by use case. The swipe file you wish you had when you started building with LLMs.
What's included
- ✓200+ prompts across 10 categories (code gen, agents, RAG, content, data extraction, more)
- ✓Each prompt includes variables, recommended model, and token cost estimate
- ✓JSON + CSV + Markdown formats included
- ✓Code generation prompts that produce clean, typed output
- ✓System prompts for 20+ agent archetypes
- ✓Data extraction prompts that return structured JSON every time
- ✓Copy-paste ready with {placeholder} variables
Code sample
python
// prompts.json structure
{
"id": "agent-sys-003",
"title": "Customer support agent",
"category": "agent_system_prompts",
"prompt": "You are a support agent for {company}...",
"variables": ["company", "product", "tone"],
"recommended_model": "claude-haiku-4-5",
"avg_tokens": 450,
"tags": ["support", "agent", "system-prompt"]
}