All comparisons

Kiro CLI vs Roo

A head-to-head look at Kiro CLI and Roo — two popular AI coding agents — and how BuySkills fits into each workflow.

Terminal CLI

Kiro CLI

Kiro CLI is Amazon's agent-first coding tool for the terminal, designed around spec-driven development with AI. It integrates with AWS-native workflows while staying portable across stacks.

Kiro CLI plugins on BuySkills

Editor extension

Roo

Roo Code is an open-source autonomous coding agent for VS Code with a multi-mode workflow: code, architect, ask, and custom modes tuned for different tasks. It's the upstream of several forks in the space.

Roo plugins on BuySkills

Side-by-side

Dimension Kiro CLI Roo
Surface Terminal CLI Editor extension
In a nutshell Amazon's agent-first terminal tooling Multi-mode autonomous coding agent for VS Code
BuySkills install command npx buyskills install <skill> npx buyskills install <skill>
Cross-agent skill sharing Yes — via BuySkills Yes — via BuySkills

Use both with a single skill catalog

You don't have to pick. BuySkills lets you install a skill once and use it across Kiro CLI, Roo, and every other supported AI coding agent — without repurchasing or reconfiguring.

  • One command to install in either agent: npx buyskills install <skill>
  • Skills pinned to a version you choose — Kiro CLI or Roo updates won't break your loop
  • Explore plugins by category: testing, refactoring, documentation, git workflows, and more

Kiro CLI vs Roo — FAQ

Should I pick Kiro CLI or Roo?

It depends on where you work. Kiro CLI is amazon's agent-first terminal tooling, while Roo is multi-mode autonomous coding agent for vs code. Many developers use both and share skills across them via BuySkills — so the choice is less binary than it used to be.

Can I use the same plugins in Kiro CLI and Roo?

Yes. BuySkills is designed for cross-agent portability. Install a skill once with the BuySkills CLI and it becomes available in both Kiro CLI and Roo — and every other supported agent — without a second purchase or install.

How is installing BuySkills skills different between Kiro CLI and Roo?

It isn't, from your side. You run `npx buyskills install <skill>`, and the CLI writes the skill to the directory each agent reads from. Kiro CLI and Roo pick up the skill without any extra config.

Can I use BuySkills on Kiro CLI without an AWS account?

Yes. BuySkills installs skills into Kiro's local skill directory. The skills run within Kiro's normal agent loop — an AWS account is only required for AWS-specific capabilities, not for BuySkills itself.

Which Roo modes can invoke BuySkills skills?

All of them. Roo's Code, Architect, Ask, and any custom modes you define can invoke BuySkills skills on demand. The skill catalog is shared across modes — install once, use everywhere.

Still deciding?

Install BuySkills CLI once and the skills you discover today work in whichever agent you pick tomorrow.

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