BeginnerИнженерияclaude

Anthropic API Fundamentals: Official Course

Anthropic's official API fundamentals course: first request, Messages API format, model selection, generation parameters, streaming, and vision. Real Python code from the Anthropic team.

6modules

6lessons

120 mintotal time

Developers getting started with Claude APIaudience

Module 1

Getting Started with Claude SDK

Install the SDK, authenticate, and make your first request to the Claude API.

First Steps: Installation and Your First Request

How to install the anthropic SDK, securely store your API key with dotenv, and send your first request to Claude — from installation to printing the response.

20 min

Module 2

Messages API Format

Message structure, response object, few-shot prompting, and building a chatbot.

Messages API: Format, Response Object, and Chatbot

The messages structure with role and content, the Message object (id, stop_reason, usage), prefilling Claude's response with an assistant message, few-shot prompting, and building a simple chatbot.

20 min

Module 3

Claude Models

Comparing models by speed and capabilities, and criteria for choosing the right one.

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Anthropic API Fundamentals: Official Course

Getting Started with Claude SDK

Messages API Format

Claude Models

Generation Parameters

Streaming

Vision: Working with Images