AutoUML

Place

#28 of 32

Chart

Score

5.9

The facts below are what the maker publishes about AutoUML, checked and dated. Our editors have not written about it yet.

Plans and prices

From AutoUML's own pricing page, checked 8 Oct 2026.

Plan	Price	What it gives you
Free	Free	A set of free AI generations · no account or credit card required · bring your own Gemini, OpenAI, or Grok API key for more generations

Each one read from AutoUML's own pages, with the date it was checked.

AI providers: The bring-your-own-key feature supports Gemini, OpenAI, and Grok; AutoUML says it adds no markup to provider charges.checked 8 Oct 2026
API key storage: AutoUML says a user's API key is stored only in browser local storage and never touches its servers.checked 8 Oct 2026
Diagram types: It generates Class, ER, Sequence, Use Case, and Activity diagrams.checked 8 Oct 2026
Editing: Users can drag, resize, rename, and reconnect diagram elements.checked 8 Oct 2026
Exports: Diagrams can be exported as PNG or PDF without watermarks.checked 8 Oct 2026
Integrations: The site describes exporting diagrams for use in docs, slides, Notion, and Confluence.checked 8 Oct 2026
Intended users: The site presents AutoUML for university students, engineering teams, and solo developers.checked 8 Oct 2026
Premium features: Unlimited generations, diagram history, share links, and a priority AI model are listed as coming soon.checked 8 Oct 2026
Service caveat: The terms say the service is provided as-is and generated diagrams may require review for accuracy and suitability.checked 8 Oct 2026
Support: AutoUML lists [email protected] for contact and says it aims to respond within 24 hours.checked 8 Oct 2026
What it does: AutoUML generates UML diagrams from plain-English descriptions, with no sign-up required.checked 8 Oct 2026

PlantUML: Users can paste PlantUML code for in-browser rendering, and the site says this offline parser does not use AI generation quota.checked 8 Oct 2026