Kiro

Freemium

AWS's spec-driven agentic IDE and CLI

Amazon Web Services · Code Assistance Launched Jul 2025 (preview); GA Nov 17, 2025

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Quick Answer

Kiro is aws's spec-driven agentic ide and cli, made by Amazon Web Services. It offers a free tier with paid upgrades. Key uses: Spec-driven feature development, Agentic coding in the IDE, Terminal agent workflows.

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What is Kiro?

Kiro is an agentic IDE from AWS built on Code OSS. It turns prompts into requirements, design and task specs before agents write code. It also ships with a terminal-based Kiro CLI, property-based testing against specs, and checkpointing.

How did Kiro get started?

AWS previewed Kiro in July 2025 as a Code OSS-based IDE centred on spec-driven development. It reached general availability on November 17, 2025, alongside the Kiro CLI, property-based testing, checkpointing and team plans administered through AWS IAM Identity Center.

How much does Kiro cost?

Free

$0/mo

  • 50 credits/mo

Pro

$20/mo

  • 1,000 credits/mo
  • Overage $0.04/credit

Pro+

$40/mo

  • 2,000 credits/mo

Pro Max

$100/mo

  • 5,000 credits/mo

Power

$200/mo

  • 10,000 credits/mo

What can you do with Kiro?

  • Spec-driven feature development
  • Agentic coding in the IDE
  • Terminal agent workflows

Pros

  • Specs and requirements generated before code
  • Property-based testing checks code against specs
  • Checkpointing to roll back agent steps
  • Team sign-in via AWS IAM Identity Center

Cons

  • Credit-based usage makes costs harder to predict
  • Free tier is small (50 credits/mo)

Specs

Platforms

  • macOS
  • Windows
  • Linux
  • CLI

Ideal For

  • AWS-centric teams
  • Developers who want structured specs before code

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Frequently Asked Questions about Kiro

How much does Kiro cost?

Kiro pricing: Free at $0/mo; Pro at $20/mo; Pro+ at $40/mo; Pro Max at $100/mo; Power at $200/mo.

Is Kiro free?

Kiro offers a free tier with limited usage. Paid plans unlock additional features.

What is Kiro used for?

Kiro is used for: Spec-driven feature development, Agentic coding in the IDE, Terminal agent workflows.

What are the best alternatives to Kiro?

Top alternatives to Kiro include GitHub Copilot, Cursor, Claude Code, Windsurf.

What platforms does Kiro support?

Kiro is available on: macOS, Windows, Linux, CLI.