Kiro vs Windsurf
A side-by-side comparison of Kiro and Windsurf, two IDE tools, drawn from Ignaite's continuously-verified listings.
Compared from listings verified as of
At a glance
The honest brief
Kiro
Spec-first: writes requirements/design/tasks .md artifacts to disk before coding, unlike prompt-to-diff editors.
- Durable spec artifacts before implementation
- Built on Code OSS — VS Code extensions transfer
- Agent hooks automate actions on file events
- Runs on Claude Sonnet models
- Young product; agent still maturing
- Spec workflow adds overhead for small tasks
- Free tier capped at limited monthly interactions
Windsurf
Cascade plans before it edits, paying off on multi-file changes — with a cleaner, less busy UX than rivals.
- Cascade agent plans then acts
- Strong multi-file change handling
- Good terminal integration
- Bundled model spend in subscription
- Closed source
- Ownership upheaval (acquisition saga)
- Usage limits on lower tiers
- Smaller extension base than VS Code