Ttext2diagramAI

Describe a process in plain English. Get a diagram. Export SVG or PNG.

sequence diagram

Turn an API description into a sequence diagram with actors and arrows.

Describe entities and relationships. Get a Mermaid ERD with keys and cardinality.

Describe a state machine. Get a Mermaid state diagram with transitions.

Describe classes, attributes, and inheritance. Get a Mermaid UML class diagram.

Describe a topic hierarchy. Get a Mermaid mindmap with nested branches.

Describe project phases and dependencies. Get a Mermaid Gantt chart.

chat to diagram

Chat with AI to draw diagrams — no syntax, no guessing at the details.

Changelog

Track what's new, what's better, and what got fixed. Latest releases first.

v2.0.02026-07-24
Chat Mode Launch — AI Now Asks Clarifying Questions
The biggest change since launch. When one prompt is not enough, chat with AI — it asks 2-3 clarifying questions about actors, events, and edge cases, then draws. If it makes a wrong assumption, reject it in one click and the diagram redraws without that element.
- NewChat mode with clarifying questions before drawing complex diagrams
- NewConfirmation card after generation — reject AI's assumptions and the diagram redraws
- NewQuota pill in top nav — shows remaining daily generations
- BetterAuto-retry on Mermaid syntax errors — the AI catches and fixes its own bad output
- BetterLogged-in daily rate limit increased from 100 to 500 generations
v1.0.02026-07-21
text2diagram Launch — 7 Diagram Types from Text
Turn plain English or Chinese into flowcharts, sequence diagrams, ERD, class diagrams, state diagrams, mindmaps, and Gantt charts. Free, no signup. Available on the web and as a Chrome extension.
- NewAuto-detect diagram type from prompt in ~300ms
- New7 diagram types: flowchart, sequence, ERD, class, state, mindmap, Gantt
- NewExport as SVG, PNG, Markdown, or OPML
- NewChrome extension: right-click any selected text to draw a diagram

Try the latest version