AWS Kiro AI IDE: This FULLY FREE AI Editor w/ Claude 4 Sonnet is ACTUALLY AMAZING!

AICodeKingAbout 4 min readJul 15, 2025Watch original
THE SUMMARYAI-generated

Key Concepts

  • Kira: A new AI IDE by Amazon, similar to Cursor or Windsurf, forked from VS Code.
  • Vibe Coding: Asking the AI agent to perform coding tasks.
  • Code with Spec: Planning implementation tasks and system design before coding.
  • Hooks: AI agents triggered automatically by specific changes or events.
  • Agent Steering: Rules to configure AI agent behavior.
  • MCP (Model Configuration Protocol) Servers: Configurable through Kira for model management.
  • Ninja Tools: An AI platform combining multiple AI models and experiences.
  • Claude 3.7 Sonnet: AI model used by Kira.

1. Introduction to Kira

  • Kira is a new AI IDE developed by Amazon, positioned as an alternative to tools like Cursor and Windsurf.
  • It features a user interface that is designed to be more appealing and user-friendly, drawing inspiration from interfaces like Trey.
  • Kira is built as a fork of VS Code, providing a familiar environment for developers already accustomed to VS Code.

2. Key Features of Kira

  • Vibe Coding: Allows users to instruct the AI agent to perform coding tasks, similar to other AI-powered IDEs.
  • Code with Spec: This mode enables the AI to plan the implementation process, including task breakdown and system design, before writing code.
    • The AI creates a markdown file outlining the plan, which serves as a reference during implementation.
    • Kira provides a graphical view of task completion based on the requirements.
  • Hooks: A system for creating AI agents that are automatically triggered by specific changes or events.
    • Example: A documentation agent can be set up to automatically update documentation when a file is created.
  • Built-in autocomplete and inline assistance.

3. Usage and Interface

  • Kira is currently free to use during its preview phase, requiring only a sign-in.
  • Amazon plans to introduce pricing in the future, as indicated on the pricing page.
  • Kira utilizes Claude 3 Sonnet, which is provided without specific limits during the preview.
  • Upon installation, users can import VS Code configurations and select a theme.
  • The interface includes options for vibe coding and specs, along with standard VS Code features like extensions and source control.
  • The Kira option in the sidebar allows users to configure various settings, including generating specs, creating agent hooks, and setting up agent steering documents.
  • Agent steering allows users to define rules for how the AI agent should behave.
  • MCP servers can be configured through the interface.

4. Practical Examples and Demonstrations

  • Vibe Coding Example: The presenter asks Kira to add a theme toggle for light and dark themes to a KingBench app.
    • Users can select between Claude 3.7 and Sonnet for the task.
    • The AI performs the task effectively, demonstrating its coding capabilities.
  • Code with Spec Example: The presenter asks Kira to implement a proper database for the app.
    • Kira plans the changes first, creating a plans file outlining the implementation steps.
    • Users can review and modify the plan before implementation.
  • Hooks Example: The presenter demonstrates how to create a new hook to automate tasks based on specific triggers.

5. Ninja Tools Advertisement

  • Ninja Tools is an AI platform that combines multiple AI models and experiences into one subscription.
  • It offers access to models like Claude 3.7 Sonnet, GPT-4o, and Gemini.
  • Ninja Tools provides features such as AI video generation, image generation, music generation, and document chats.
  • Pricing starts at $11 per month, offering chat messages, AI image generation, and music generation.
  • A coupon code "AICODEKING20" provides an additional 20% off.

6. Advantages and Potential

  • Kira's UI is user-friendly and less daunting compared to other AI IDEs.
  • The hooks and planning options are valuable features.
  • The built-in taskmaster-like functionality is beneficial.
  • The free access during the preview period is a significant advantage.
  • Amazon's access to and hosting of Anthropic's models could lead to competitive pricing and performance.

7. Conclusion

  • Kira is a promising AI IDE with a user-friendly interface and useful features like hooks and planning.
  • Its current free availability and Amazon's access to Anthropic's models position it as a potential competitor to other AI coding tools.
  • The presenter encourages viewers to share their thoughts and subscribe to the channel.

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