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CodeSignal

Developing Claude Agents with Tool Integration in Ruby

via CodeSignal

Overview

Discover how to enhance Claude's capabilities by integrating custom tools and functions. Progress from creating tool schemas to building autonomous agents that can interact with external systems through iterative tool use.

Syllabus

  • Unit 1: Writing Tool Schemas for Claude
    • Build Your First Tool Function
    • Describe a Tool with a JSON Schema
    • Adding a Second Tool Schema and Function
    • Building a Tool Registry Mapping
  • Unit 2: Understanding How Claude Uses Tools
    • Enabling Tool Use in a Basic Request
    • Guiding Claude to Use Tools with a System Prompt
    • Parsing Tool Use Responses
    • Multiple Tool Use Requests in One Message
    • Mixing Addition and Multiplication Tool Requests
  • Unit 3: Completing the Tool Use Cycle
    • Detecting and Parsing Tool Use Requests
    • Execute Tools and Collect Tool Results
    • Closing the Tool Execution Loop
    • Visualizing the Complete Message History
  • Unit 4: Building an Autonomous Claude Agent
    • Build the Agent Class Foundation
    • Implementing Robust Tool Execution and Error Handling
    • Implement Basic Agent Conversation Flow
    • Implement an Iterative Agent Run Loop
    • Completing the Tool-Use Loop for a Multi-Step Agent
    • Autonomous Agent Challenge: Solve a More Complex Quadratic Equation

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