How does it improve LLM accuracy?

It applies advanced reasoning techniques like chain-of-thought and provides curated few-shot examples to reduce hallucinations and improve logical consistency.

What is the Prompt Engineer skill for Claude Code?

It is a specialized capability that guides Claude in creating, testing, and optimizing high-performance prompts for various AI models and use cases.

Can this skill help with structured data output?

Yes, it includes specific patterns for designing JSON modes, function calling, and schema-validated outputs to ensure data reliability.

Does it support prompt evaluation?

Absolutely. It provides systematic workflows for building evaluation frameworks to measure quality metrics and iterate on prompt performance.

Prompt Engineer

Name: Prompt Engineer
Author: ngxtm

byngxtm

•

Ciencia de Datos y ML

Optimizes and designs high-performance LLM prompts using advanced techniques like chain-of-thought and few-shot learning.

This skill transforms Claude into a specialized prompt engineering consultant, capable of creating robust, cost-effective, and accurate prompts for any LLM application. It provides structured workflows for designing system instructions, implementing evaluation frameworks, and refining outputs to achieve specific formatting or reasoning requirements while maintaining token efficiency and minimizing hallucinations.

Características Principales

01Comprehensive prompt evaluation and testing frameworks

02Structured output generation and JSON schema validation

03System prompt design with guardrails and personas

04Advanced prompting patterns (Chain-of-Thought, Few-Shot, ReAct)

053 GitHub stars

06Token optimization and model-specific performance tuning

Casos de Uso

01Migrating existing prompts to newer LLM versions for improved accuracy

02Debugging inconsistent or hallucinated LLM responses in complex workflows

03Building reliable JSON extraction pipelines for production-grade structured data

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add ngxtm/devkit prompt-engineer

For use in Claude.ai and ChatGPT

Download Skill