Free during open beta
Build use case diagrams in Raltey
Describe the system and Raltey drafts actors, use cases, and include/extend relationships on the canvas.
What you can do
Built for use case diagrams that ship.
- Actors and use cases.
- Include and extend relationships.
- System boundary.
- Auto-layout.
Try these prompts
Type, paste, done.
1.Use case diagram for an e-commerce checkout system.
2.Include Stripe webhook as an actor on a payment flow.
How it works
From prompt to use case diagram in three steps.
- 01
List actors and goals
The AI proposes the use cases and the boundary.
- 02
Refine
Add include/extend, rename, regroup.
- 03
Export
PNG, SVG, or PDF.
Who uses it
- Requirements docs
- Stakeholder alignment
- Coding interviews
Why Raltey for this
- AI infers include and extend from descriptions.
Frequently asked
Does it support include and extend?
Yes, with the standard UML notation.
Is it free?
Raltey's Free plan includes the AI agent, 5 projects, and 10 AI generations per month. No credit card required.
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Build your first use case diagram in Raltey
Free plan includes the AI agent. No card required.