# Kiro vs Runway

> Kiro: Spec-driven agentic IDE from AWS that turns prompts into designs, tasks and code
> Runway: AI video, image and audio creation suite with Gen-4.5, agents and an API

- Kiro profile: https://finderatlas.com/tools/kiro
- Runway profile: https://finderatlas.com/tools/runway
- Comparison page: https://finderatlas.com/compare/kiro-vs-runway
- Last reviewed: October 2026

## Verdict

Kiro is listed under Coding AI and Runway under Image & Visual AI. Runway scores higher in FinderAtlas's editorial review (8.4 vs 8.0 out of 10). Both have a free plan or trial. Only Kiro is available on Windows, macOS and Linux. Only Runway is available on iOS and Android and offers an API.

### Choose Kiro if

- You want a tool built for turning feature ideas into structured specs and tasks before agents write code in large codebases.
- Spec-driven workflow produces requirements, design and task lists before code is written.
- Based on Code OSS, so VS Code settings, themes and Open VSX extensions carry over.

### Choose Runway if

- You want a tool built for Text-to-video and image-to-video generation.
- Combines video, image and audio generation and editing in one workspace.
- Offers Runway's own Gen-4.5 plus third-party models such as Seedance 2.0.

## Pricing

| | Kiro | Runway |
| --- | --- | --- |
| Pricing model | Freemium | Freemium |
| Free plan or trial | Yes | Yes |
| Starting price | $0 | $0 |

## Features

| Feature | Kiro | Runway |
| --- | --- | --- |
| Spec-driven development | Yes | Not listed |
| Agent hooks | Yes | Not listed |
| Steering files | Yes | Not listed |
| Memory | Yes | Not listed |
| Correctness checking | Yes | Not listed |
| Model choice | Yes | Not listed |
| Kiro CLI | Yes | Not listed |
| Kiro Web | Yes | Not listed |
| Local command sandbox | Yes | Not listed |
| Open standards and MCP | Yes | Not listed |
| Gen-4.5 video model | Not listed | Yes |
| Creative Agent | Not listed | Yes |
| Multiple models | Not listed | Yes |
| Characters | Not listed | Yes |
| Aleph and Act-Two | Not listed | Yes |
| Audio tools | Not listed | Yes |
| Workflows and Recipes | Not listed | Yes |
| Runway Dev API | Not listed | Yes |
| Runway MCP | Not listed | Yes |

## Platforms

| Platform | Kiro | Runway |
| --- | --- | --- |
| Web | Yes | Yes |
| Windows | Yes | No |
| macOS | Yes | No |
| iOS | No | Yes |
| Android | No | Yes |
| API | No | Yes |
| Browser Extension | No | No |
| Linux | Yes | No |
| CLI | Yes | No |

## Kiro strengths

- Spec-driven workflow produces requirements, design and task lists before code is written.
- Based on Code OSS, so VS Code settings, themes and Open VSX extensions carry over.
- Same credit pool works across IDE, CLI and Web with no separate cloud compute charge.
- Multiple model families, including open-weight options, with an Auto mode.
- Free tier with 50 credits and downloadable apps on macOS, Windows and Linux.

## Kiro limitations

- Credits can run out quickly on complex spec tasks; costs vary by model and monthly credits do not roll over.
- Free tier excludes premium models and is limited to open-weight models and Claude Sonnet 4.5 under rate limits.
- Mobile app is iOS-only, in preview, and needs iOS 26 or later.
- Cloud sessions are only available in US East (N. Virginia), and Enterprise pricing is not published.

## Runway strengths

- Combines video, image and audio generation and editing in one workspace
- Offers Runway's own Gen-4.5 plus third-party models such as Seedance 2.0
- Creative Agent builds videos from a conversation
- Runway Dev API with Node and Python SDKs
- Free plan with 125 credits that do not expire
- Native iOS and Android apps

## Runway limitations

- Credit-based pricing: a 5-second Gen-4.5 clip costs 60 credits, so the 625 credits on Standard cover about 10 such clips
- Standard and Pro credits do not roll over at the end of the month
- Some App Store reviewers complain about the cost of failed or unusable generations
- 4K upscaling is unlimited only on Pro and Max

## FAQ

**Is Kiro better than Runway?**

It depends on your workflow. Kiro is built for turning feature ideas into structured specs and tasks before agents write code in large codebases. Runway is built for Text-to-video and image-to-video generation.

**What are the key feature differences between Kiro and Runway?**

Kiro: Spec-driven agentic IDE from AWS that turns prompts into designs, tasks and code. Runway: AI video, image and audio creation suite with Gen-4.5, agents and an API.

**Does Kiro or Runway have a free plan?**

Yes, both do. Kiro is freemium and Runway is freemium, and each has a free plan or trial.

**Which is cheaper, Kiro or Runway?**

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.