Feature
Sequence diagrams for APIs and systems
Text-based sequence diagrams you can generate with AI and export to Word or image formats.
When to use sequence diagrams
Document REST calls, message queues, auth flows, and microservice interactions. Text-based source means AI can generate diagrams from your API description.
Mermaid vs PlantUML
- Mermaid has quick sequenceDiagram syntax, great for APIs
- PlantUML has richer UML notation for formal specs
- Both export to SVG, PNG, PDF, or embed in Word
More about Sequence diagrams for APIs and systems
Sequence diagrams for APIs and systems is designed for people who need reliable browser-based document tooling without command line setup. It keeps the workflow simple while still supporting structured markdown, editable Word output, PDF sharing, diagrams, and AI-generated drafts.
When this feature helps
Use this workflow when you need sequence diagram tool, sequence diagram online, uml sequence diagram and want the result to stay readable for technical and non-technical reviewers.
Built for practical documents
Headings, tables, code blocks, images, and diagram source are treated as document structure, not disposable formatting. That makes the output easier to review, reuse, and share.
Fits AI content workflows
Paste content from ChatGPT, Claude, Gemini, Copilot, or any other assistant, then polish layout and export from one browser workspace.
Ready to try it?
Create a free account and export your first document in minutes.