G
GAI coding assistant and agents for editors, terminal, desktop and GitHub
Free, from $10/mo
Aider vs Kiro
Pricing, features, platforms and who each one suits — side by side.
A
Choose Aider if…
- you want open source you can self-host or audit
- you're in its core audience: software developers, command-line users
K
Choose Kiro if…
- you work on Web
- you're in its core audience: software developers, engineering teams
Side by side
Feature Aider Kiro
Pricing modelFreeFreemium
Starting priceFree$20/mo
Free plan
Free trial
API
Open source
Updates, last 90 days—9
Agent mode—
CLI / terminal
Cloud agents—
AI PR review—
Bring your own key—
Local / self-hosted models—
MCP support—
Platforms—Web
CategoryCode AssistantsCode Assistants
Company—AWS
Based in——
Founded——
Part of——
Key features
A Aider
- Terminal-based AI pair programming
- Works with cloud and local LLMs
- Map of the whole codebase for larger projects
- Supports 100+ programming languages
- Auto-commits changes to git with descriptive messages
- Runs linters and tests, then fixes problems they find
- Uses images and web pages as context
- Voice requests and in-IDE code comments
K Kiro
- Turns prompts into requirements, designs and task lists
- Parallel agents running locally or in the cloud
- Property-based tests to catch edge cases
- Checks requirements for contradictions and gaps
- Headless CLI for PR reviews in CI/CD
- Agent hooks that run tasks on triggers
- Model choice: Claude, GPT-5.6, open-weight or Auto
- Supports MCP, AGENTS.md and Agent Client Protocol
Plans and prices
From each vendor's site. Prices change — confirm before buying.
Aider
Free. Plan details aren't published.
Kiro
Kiro Free$0
Kiro Pro$20
Kiro Pro+$40
Kiro Pro Max$100
Kiro Power$200
EnterpriseCustom
Strengths and limitations
Aider
- Code is public on GitHub
- Works with many LLMs, including local models
- Every edit is committed to git, so changes are easy to review or undo
- Runs linters and tests automatically
- Terminal-only interface with no GUI app listed
- You supply your own model API key
- Installed through Python and pip
Kiro
- Free plan with 50 credits per month
- No daily or weekly rate limits on paid plans
- Choice of many models, plus an Auto mode
- IDE supports Open VSX extensions and VS Code settings
- Unused monthly credits do not roll over
- Each team member needs their own subscription
- Use through third-party automation harnesses is not permitted
- Not all premium models are available in all regions
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Built from each vendor's public website; we haven't tested them hands-on. Editorial policy