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Prerequisite: Ensure you’ve completed the Quickstart and have your API keys configured.

Two Ways to Use Cloud Coding API

The Cloud Coding API offers two powerful approaches to automate your development workflow: Ready-to-use templates for common development tasks. Perfect for quick automation without configuration.

2. Custom Messages (Advanced Control)

Script your AI agent’s exact behavior with custom conversation flows, tool selection, and workflow control.

Using Prebuilt Templates

The fastest way to get started is with our prebuilt templates. These are battle-tested workflows for common development tasks.

Our Favorite: Plan and Execute Template

Template ID: a2ef2e64-40e2-4c6a-99fc-767e3a30a963 This template breaks down complex tasks into manageable steps by first creating a detailed plan, then executing it systematically.

Why Use Prebuilt Templates?

  • Fast Setup: No configuration needed - just provide variables
  • 🧪 Battle-Tested: Proven workflows used by thousands of developers
  • 📝 Smart Planning: Templates like Plan & Execute break complex tasks into steps
  • 🔄 Consistent Results: Standardized approaches to common problems
  • 🎯 Best Practices: Built-in industry standards and conventions

Available Template Categories

Browse all available templates in the Templates Library or use our Plan and Execute template for most complex tasks.

Custom Messages: Advanced Control

When you need complete control over the AI agent’s behavior, custom messages let you script exact workflows.

Quick Custom Message Example

Message Structure

Each message in the messages array supports these fields:

Why Use Custom Messages?

  • 🎯 Complete Control: Script exact conversation flows and agent behavior
  • 🔧 Tool Selection: Choose specific tools for each step of your workflow
  • 📁 Directory Focus: Limit the agent’s scope to specific repository parts
  • 🔄 Conversation Flow: Continue previous contexts or start fresh sessions

Common Custom Message Patterns

1. Simple Single Task

Perfect for focused development tasks:

2. Multi-Step Workflow

Chain related tasks with conversation continuity:

3. Tool-Controlled Workflow

Control exactly which tools are used:

5. Multi-Directory Workflow (Separate API Calls)

Critical Limitation: You cannot change workingDir and use continueConversation: true in the same request. Each directory change requires a separate API call with a fresh conversation.
Work across different parts of your repository using separate API calls:

Key Features

Available Tools

You can control which tools the AI agent uses:

Working Directory Control

The workingDir field allows you to focus the AI agent on specific parts of your repository:
Important Limitation: When changing the workingDir, you cannot use continueConversation: true. Each directory change requires starting a fresh conversation. The AI agent gets mounted to the specified directory and cannot maintain context across different working directories.
Common Use Cases:
  • Focus on specific modules or directories
  • Large codebase organization
  • Component-by-component refactoring
  • Gradual migration workflows
  • Targeted testing and validation
Correct Usage Pattern:

Response Format

The API returns Server-Sent Events (SSE) with these event types:
  1. Authentication: {"auth": "Authenticated Successfully!"}
  2. Setup: Configuration and repository information
  3. Executor: Agent conversation and tool usage
  4. Push: Final commit and push status

When to Use Which Approach

Use Prebuilt Templates When:

  • ✅ You want to get started quickly
  • ✅ Your task fits a common pattern (planning, testing, deployment)
  • ✅ You prefer battle-tested workflows
  • ✅ You’re new to the Cloud Coding API
Recommended: Start with the Plan and Execute template (a2ef2e64-40e2-4c6a-99fc-767e3a30a963) for complex tasks.

Use Custom Messages When:

  • ✅ You need precise control over AI behavior
  • ✅ Your workflow doesn’t match existing templates
  • ✅ You want to specify exact tools for each step
  • ✅ You need conversation continuity across steps

Next Steps

For Beginners

  1. Browse Templates: Check the Templates Library for ready-to-use workflows
  2. Try Plan & Execute: Use template a2ef2e64-40e2-4c6a-99fc-767e3a30a963 for your first complex task
  3. Learn Variables: Understand how to customize templates with variables

For Advanced Users

  1. Custom Messages: Read the Custom Templates Guide for complete control
  2. Workflow Patterns: Learn advanced patterns like tool selection and conversation flow
  3. Integration: Build custom integrations using the API

Common Parameters

Model Selection Guide

  • Haiku ("haiku": true): Fast, cost-effective for simple tasks
  • Sonnet ("haiku": false): More powerful for complex reasoning and large codebases

Getting Help

  • 📚 Templates: Browse the Templates Library for prebuilt workflows
  • 🛠️ Custom Messages: Read the Custom Templates Guide for advanced control
  • 💬 Support: Contact our team for help with complex use cases

Pro Tip

Start with the Plan and Execute template (a2ef2e64-40e2-4c6a-99fc-767e3a30a963) for your first complex task. It breaks down work into manageable steps automatically.