claude-api

Official · Anthropic

Installation

Terminal

git clone --depth 1 https://github.com/anthropics/skills.git /tmp/claude-api-src
cp -r /tmp/claude-api-src/skills/claude-api ~/.claude/skills/claude-api

Or .claude/skills/claude-api to scope it to one repo.

Summary

Building LLM-Powered Applications with Claude This skill helps you build LLM-powered applications with Claude. Choose the right surface based on your needs, detect the project language, then read the relevant language-specific documentation. Before You Start Scan the target file (or, if no target file, the prompt and project) for non-Anthropic provider markers - import openai, from openai, langchainopenai, OpenAI(, gpt-4, gpt-5, file names like agent-openai.py or -generic.py, or any explicit instruction to keep the code provider-neutral. If you find any, stop and tell the user that this skill produces Claude/Anthropic SDK code; ask whether they want to switch the file to Claude or want a non-Claude implementation. Do not edit a non-Anthropic file with Anthropic SDK calls. (Exception: the prompt-audit subcommand is non-interactive and does not stop here - it records non-Anthropic provider…

Questions

Claude Code: ~/.claude/skills/claude-api. Codex: ~/.agents/skills/claude-api. Antigravity: ~/.gemini/config/skills/claude-api. Use .claude/skills or .agents/skills inside a repo to scope it to one project.

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