prompt-engineer

Design and evaluate LLM prompts with structured outputs and testing.

2|Updated Apr 18, 2021
One-click install
npx skills add https://github.com/rabbicse/go-projects --skill prompt-engineer-rabbicse
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: prompt-engineer
Source: https://github.com/rabbicse/go-projects/tree/main/projects/movie-ticket-booking/.claude/skills/prompt-engineer
Command: npx skills add https://github.com/rabbicse/go-projects --skill prompt-engineer-rabbicse

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps you turn vague LLM ideas into precise, testable prompts that produce more accurate, consistent, and token-efficient results. It is especially useful when outputs are unstable, formats drift, or prompt behavior needs to be documented and improved over time.

Core Features & Use Cases

  • Prompt design and refactoring: Create clearer system prompts, task prompts, and reusable templates for new or existing LLM workflows.
  • Structured outputs: Define JSON or function-calling schemas, enforce formatting rules, and improve parseable responses.
  • Prompt evaluation and optimization: Build test suites, compare prompt versions, measure failures, and iteratively improve reliability.
  • Context and guardrail management: Reduce token waste, control attention budget, and harden prompts against confusing or conflicting input.
  • Use case: If your assistant keeps missing edge cases or returning inconsistent markdown, this Skill helps you rewrite the prompt, test it against real examples, and tighten the instructions until the output is dependable.

Quick Start

Use the prompt-engineer skill to improve my draft prompt for clearer instructions, stronger guardrails, and a validated output format.

Frequently Asked Questions about prompt-engineer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I optimize LLM prompts to produce consistent structured outputs?

You fix inconsistent LLM outputs by refactoring instructions to enforce schema-safe JSON formatting and strengthening guardrails. This reduces output drift and ensures responses remain parseable across different model versions and edge cases.

How do I evaluate and test prompt versions against edge cases?

You evaluate prompt versions by building test suites with real examples to measure failures and iteratively improve reliability. This hardens instructions against confusing or conflicting input and tightens behavior across edge cases.

What is the best way to reduce token waste in system prompts?

The best way to reduce token waste in system prompts is to apply context management techniques that control the attention budget. This rewrites instructions for maximum token efficiency while maintaining reliability under context constraints.

Can I use chain-of-thought workflows to improve LLM reasoning reliability?

Yes, you can design chain-of-thought workflows to improve LLM reasoning reliability by structuring step-by-step processing within the prompt. This manages context constraints and produces more accurate, testable outcomes for complex tasks.

Why does my LLM prompt keep failing when context constraints are high?

LLM prompts fail under high context constraints when instructions conflict or exceed the model's attention budget. You resolve this by rewriting the prompt to control token allocation, harden guardrails, and validate formatting against real examples.