Prompt engineering, Claude API, RAG, tool use, and the Claude Code CLI β practical reference for building with LLMs.
Complete Python SDK reference for the Anthropic Claude API β messages, streaming, vision, extended thinking, prompt caching, batch processing, and token counting.
Define tools, handle tool calls, run agentic loops, use parallel tools, and manage errors with the Claude API.
Reliable prompt structures for reasoning, extraction, classification, generation, extended thinking, and vision tasks with Claude.
navigation
actions
cheat sheet pages