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Found 20 Skills
Audit LLM token cost estimates against actual API usage. Activate on 'cost verification', 'token estimate accuracy', 'API cost audit', 'estimation variance'. NOT for pricing lookups, budget planning, or cost optimization strategies.
Show full session token usage, costs, TLDR savings, and hook activity
Anthropic 제품 지식 — Claude Code, Claude API, Claude.ai 관련 정확한 정보 제공
Authoritative reference for Anthropic products. Use when users ask about product capabilities, access, installation, pricing, limits, or features. Provides source-backed answers to prevent hallucinations about Claude.ai, Claude Code, and Claude API.
Prompt caching for Claude API to reduce latency by up to 85% and costs by up to 90%. Activate for cache_control, ephemeral caching, cache breakpoints, and performance optimization.
Compress natural language memory files (CLAUDE.md, todos, settings) into "primitive human" format to reduce input tokens. Fully retain technical content, code, URLs, and structure. The compressed version overwrites the original file, and the human-readable version is saved as FILE.original.md. Trigger with `/genshijin-compress <filepath>` or requests like "memory file compression".
Server-Sent Events (SSE) streaming for Claude API with support for text, tool use, and extended thinking. Activate for real-time responses, stream handling, and progressive output.
Build LLM-powered chat apps with the right SDK — Anthropic SDK / Claude API (prompt caching, thinking, tool use, batch, files, citations, memory, model migrations) AND Vercel AI SDK (useChat, streamText, tool calls, UIMessage, ChatStatus, addToolOutput). Use when implementing chat interfaces, tuning Claude features, migrating between Claude model versions, or wiring up streaming with @ai-sdk/react.