OpenAI · Prompt engineering

A skill your agent uses when designing, generating an MVP blueprint for, auditing, troubleshooting, refactoring, or explaining an agentic harness for any domain.

DenisSergeevitch/agents-best-practices

Analyzes a reference image and writes a prompt that could recreate it in an AI image generator, focusing on the visual traits that most affect similarity.

wuyoscar/GPT-Image2-Skill

Apply a Claude Fable 5 inspired operating style inside Codex.

baskduf/FableCodex

Analyzes and improves prompts using 31 frameworks across 7 intent categories.

ckelsoe/prompt-architect

Lays out a minimal, iteration-first approach to writing system prompts for LLM agents, with model-specific notes for Claude, GPT, Gemini, and Codex.

cashew-labs/libretto

Write prompts, system instructions, agent directives, slash commands, and skill descriptions using two stacked layers — outcome-first (define the destination, success criteria, stopping condition)…

kingbootoshi/directional-prompting

Comprehensive guide for designing, refining, and auditing system prompts for autonomous AI agents based on Anthropic's production practices.

agentailor/fullstack-langgraph-nextjs-agent

Agent-native image workflow and optional prompt optimizer for /bananahub and generic agent image generation requests.

bananahub-ai/bananahub-skill

Reference for the Opik SDK — tracing, span types, framework integrations, threads, and the prompt library (Python, TypeScript, REST).

comet-ml/opik-mcp

Edit English prose for clarity, specificity, natural flow, and fit to the requested voice.

adenaufal/anti-slop-writing

Generates or edits images with GPT Image 2 through an OpenAI-compatible API, or falls back to writing finished prompts from a library of structured templates.

ConardLi/garden-skills

A skill your agent uses when generating research/factcheck/image/video/slide prompts that need base templates (IFCN·StructuredResearch 등) — 단일 통합 AI 프롬프트 엔지니어링 레퍼런스의 라우팅 인덱스.

treylom/prompt-engineering-skills

Detect whether an API endpoint is backed by genuine Claude (not a wrapper, proxy, or impersonator) using 9 weighted rule-based checks that mirror the claude-verify project.

agentscope-ai/OpenJudge

Constrains language model output with regex, selections and grammars using the Guidance library, so JSON, XML, code or formatted fields come out valid.

Orchestra-Research/AI-Research-SKILLs

A skill your agent uses when the user wants to reverse-engineer an existing image ad into a reusable prompt template.

krusemediallc/arcads-claude-code

当需要为 AI 产品定义核心身份、角色声明和能力边界时调用此 skill。典型场景包括：设计新 AI 产品的 system prompt 首段、为不同场景创建差异化角色（如教学助手 vs 编程代理）、重新定义 AI 与用户的关系框架。

kangarooking/system-prompt-skills

Tulis dan sunting teks Bahasa Indonesia agar jelas, spesifik, alami untuk audiensnya, dan sesuai suara yang diminta.

adenaufal/anti-slop-writing

Ultimate AI prompt database and builder with 2,500+ curated prompts across 19 categories and 17 AI models (Midjourney, Flux, Leonardo AI, DALL-E, Sora, Imagen, Mystic, Stable Diffusion, Ideogram…

AgriciDaniel/claude-prompts

当需要为 AI 定义工具接口、设计调用规范、实现工具发现与编排机制时调用此 skill。典型场景包括：设计 AI agent 的工具集、定义 JSON Schema/XML/TypeScript 格式的工具描述、实现工具权限控制与并行调度、设计子代理委托架构。

kangarooking/system-prompt-skills

Expert in building products that wrap AI APIs (OpenAI, Anthropic, etc.) into focused tools people will pay for.

davila7/claude-code-templates

Cline's system prompt includes a timestamp that may be recomputed per request, invalidating the system-prompt cache.

OnlyTerp/prompt-cache-skills

Oracle second-model review: bundle prompts/files, debug, refactor, design.

steipete/agent-scripts

📝 Prompt Library workflow skill. An agent skill from diegosouzapw/awesome-omni-skills.

diegosouzapw/awesome-omni-skills

Creates, optimizes, and iteratively refines agent prompts, system prompts, developer prompts, and reusable prompt templates.

getsentry/skills

Lifecycle SOP for per-model prompt artifacts — the compiled prompts, instructions, few-shot demos, edit-format pins, and embedding-bound indices that change behavior when the underlying LM, dataset…

agentsope/SkillAlchemy

Tool skill — the first move in any LM-debugging session: dump the actual rendered prompt the framework sent to the model, before changing anything else.

agentsope/SkillAlchemy

Configures and runs LLM evaluation using Promptfoo framework.

daymade/claude-code-skills

A skill your agent uses when integrating LLMs, chat clients, embeddings, RAG pipelines, or AI agents into Spring Boot.

rrezartprebreza/spring-boot-skills

A skill your agent uses when integrating LLMs, chat clients, embeddings, RAG pipelines, or AI agents into Spring Boot.

rrezartprebreza/spring-boot-skills

Tests/benchmarks a third-party LLM endpoint (OpenAI- or Anthropic-compatible): availability, fidelity, speed, concurrency, protocol compliance, quality regression.

daymade/claude-code-skills

Generate and improve prompts using best practices for OpenAI GPT-5 and other LLMs.

jamesrochabrun/skills

Expert in building products that wrap AI APIs (OpenAI, Anthropic, etc.

aiskillstore/marketplace

Recommend curated prompts from a 10,000+ real-world image generation prompt library.

LeoYeAI/openclaw-master-skills

Manage LangChain 1.0 prompts like code — LangSmith prompt hub versioning, XML-tag conventions for Claude, few-shot example selection, discriminated-union extraction schemas, and A/B test wiring.

jeremylongshore/tons-of-skills-marketplace

Compose LangChain 1.0 Python runnables with the production defaults the docs do not warn about: parallel batching, narrow fallbacks, and brace-safe prompts.

jeremylongshore/tons-of-skills-marketplace

Use the @steipete/oracle CLI to bundle a prompt plus the right files and get a second-model review (API or browser) for debugging, refactors, design checks, or cross-validation.

sundial-org/awesome-openclaw-skills

Engineer effective LLM prompts using zero-shot, few-shot, chain-of-thought, and structured output techniques.

ancoleman/ai-design-components

Selects the optimal LLM model and provider for each task based on complexity, cost budget, and capability requirements.

curiositech/some_claude_skills

Comprehensive framework for analyzing, creating, and refining prompts for AI systems.

aiskillstore/marketplace