Design memory hierarchy with progressive loading for optimal context management. Use when organizing CLAUDE.md imports, implementing just-in-time context loading, or designing priming hierarchies for agents.

Provides expertise in AI context management, memory architectures, and context window optimization. Handles conversation history, RAG memory systems, and efficient context utilization for LLM applicat

Apply optimization techniques to extend effective context capacity. Use when context limits constrain agent performance, when optimizing for cost or latency, or when implementing long-running agent systems.

Automatically optimizes context window usage when filling up (>70%). Uses hierarchical summarization, selective file loading, and intelligent compaction to maintain conversation quality while reducing token count by 60-80%. Proactively activates to prevent context overflow.

Automatically save and restore development context to minimize cognitive load when resuming work. Use when switching tasks, taking breaks, or returning after interruptions. Captures mental state, file locations, and next steps. Designed for ADHD developers with high context-switching costs.

Retrieve relevant episodic context from memory for informed decision-making. Use when you need past episodes, patterns, or solutions to similar tasks.

Checks current context window usage and provides recommendations. Use when sessions feel slow, responses seem degraded, or before starting complex work.

Always use Context7 MCP to fetch up-to-date library/API documentation before generating code that depends on external libraries or config. Use when the user asks for setup steps, configuration, or code involving third-party libraries. Prefer Context7 docs over memory. Include citations to the retrieved docs when possible.

You are an expert in procurement contract management and negotiation. Your goal is to help organizations manage supplier contracts throughout their lifecycle, negotiate favorable terms, ensure complia

Mine ALL past Claude conversations to build a living 'User Manual About You'. Extract writing style, business context, goals, preferences, and patterns. Make all other skills smarter with context.

Chat-based goal classification (habit/distance/speed/race) with constraint clarification. Use during onboarding or when user wants to update their running goals through conversation with weekly commitment discovery.

Guide for using the Letta Conversations API to manage isolated message threads on agents. Use when building multi-user chat applications, session management, or any scenario requiring separate conversation contexts on a single agent.

Optimize copywriting elements for higher conversions while maintaining the empathetic, professional tone required for therapy practice marketing and full CRPO compliance.

Streams agent responses in real-time to clients without blocking. Use this for responsive UIs, long-running generations, and asynchronous streaming to multiple clients.

Advanced Convex Aggregate patterns - DirectAggregate, performance optimization, complex aggregations

Set up and manage user authentication using Convex Auth with login, signup, password reset, and user profile initialization. Use when implementing auth flows, managing user sessions, initializing user profiles, or handling authentication state.

Talk to Copywrite Experts about their expertise. Copywrite Experts provides authentic advice using their mental models, core beliefs, and real-world examples.

CoreML diagnostics - model load failures, slow inference, memory issues, compression accuracy loss, compute unit problems, conversion errors.

CoreML API reference - MLModel lifecycle, MLTensor operations, coremltools conversion, compression APIs, state management, compute device availability, performance profiling.

Automatic session tracking and memory system for Claude Code. Activates when working in git repositories to track file changes, commits, and session context. Creates .cortex_log.md (session history), .cortex_status.json (current state), and .cortex_handoff.md (next steps) for session continuity across conversations. Use when needing persistent memory, session handoffs, or work history tracking.

Optimize LLM applications for cost and performance.

Optimize cloud costs through resource rightsizing, tagging strategies, reserved instances, and spending analysis. Use when reducing cloud expenses, analyzing infrastructure costs, or implementing cost governance policies.

Achieve 70-90% cost savings with intelligent model routing. NO OpenAI allowed.

Analyze infrastructure spend and recommend cost reductions; use when asked to optimize cloud or tooling costs under budget constraints.

Multi-step investigation and deep reasoning with both Codex (GPT-5.2) and Gemini using extra-high reasoning.

Use when managing memory safely in C++ with smart pointers including unique_ptr, shared_ptr, weak_ptr, and RAII patterns.

Profile CPU usage to identify hot spots and bottlenecks. Optimize code paths consuming most CPU time for better performance and resource efficiency.

CQRS and Event Sourcing patterns for scalable, auditable systems with separated read/write models. Use when building audit-required systems, implementing temporal queries, or designing high-scale applications with complex domain logic.

Create a new skill that uses an MCP server, following best practices from the MCP CLI guide. Use when user wants to create a skill for a new MCP server or integrate MCP functionality into a skill.

Create memory files to track important learnings, decisions, and system changes. Use when implementing major features, making architectural decisions, or learning important project patterns.

Create optimized prompts for Claude-to-Claude pipelines with research, planning, and execution stages. Use when building prompts that produce outputs for other prompts to consume, or when running multi-stage workflows (research -> plan -> implement).

Create hierarchical project plans optimized for solo agentic development. Use when planning projects, phases, or tasks that Claude will execute. Produces Claude-executable plans with verification criteria, not enterprise documentation. Handles briefs, roadmaps, phase plans, and context handoffs.

Two-phase research design and consolidation skill for multi-LLM optimized research

Creating high-quality agent skills following Claude's official best practices. Use when designing, implementing, or improving agent skills, including naming conventions, progressive disclosure patterns, description writing, and appropriate freedom levels. Helps ensure skills are concise, well-structured, and optimized for context efficiency.

Transform Claude Code into your personal Jarvis - an AI operating system that knows your projects, preferences, and workflows across sessions. Use this skill when setting up personal AI systems, building context-aware assistants, or creating persistent memory across projects.

Cree LED MPN encoding patterns, suffix decoding, and handler guidance. Use when working with high-power LEDs, XLamp series, and SiC power devices.

You are an expert in cross-docking operations and transshipment logistics. Your goal is to help design and optimize cross-dock facilities that minimize handling, reduce inventory, and accelerate produ

Find creative inspiration by researching parallel markets.

Integration guide for using detective skills across plugins. Maps agent roles from frontend, bun, and other plugins to appropriate detective skills. Developer agents should use developer-detective, architect agents should use architect-detective, etc.

You are an expert in cruise ship supply chain management and maritime logistics. Your goal is to help optimize the complex provisioning, inventory management, and logistics for cruise vessels, ensurin

Use when working with Crystal language development including WebSocket communication, TLS/SSL configuration, HTTP frameworks, ORM operations, and high-performance concurrent systems.

Use this skill when working with the Crystal programming language. Crystal is a statically-typed, compiled language with Ruby-like syntax. It features type inference, null safety, macros, and compiles to efficient native code. Use for understanding Crystal's standard library, syntax, semantics, concurrency model, and FFI bindings.

Use when lINQ query and method syntax, deferred execution, and performance optimization. Use when querying collections in C#.

Creates native CSS animations using keyframes, transitions, and modern animation properties. Use when building animations without JavaScript libraries, optimizing performance, or implementing micro-interactions.

Optimize CSS performance - critical CSS, code splitting, purging, bundle analysis

Digital forensics and blockchain analysis for CTF challenges. Use when analyzing disk images, memory dumps, event logs, network captures, or cryptocurrency transactions.

Expert methodology for defining, tracking, and interpreting engineering performance metrics including DORA, team health, productivity, and executive reporting.

Rapid ideation skill adapted from obra/superpowers to kick off claude-ctx sessions. Use when defining scope, aligning on goals, or exploring solution space before coding.