Validates Mermaid syntax, renders diagrams as high-quality SVG, and displays them instantly in an interactive UI where users can preview, zoom, and iterate in real time.
Screenshots
How to use
- 1Add it in ChatGPT
Open Mermaid Chart in ChatGPT's Plugin directory (button above), select + to add it and sign in if asked.
- 2Use it in a chat
Type @ in the composer and pick Mermaid Chart, or start your message with its name. ChatGPT may also suggest it when it fits what you ask.
Things to ask
- “Create a Mermaid diagram showing a modern web app architecture”
- “Generate a Mermaid sequence diagram for user login”
- “Create a Mermaid flowchart for subscription access logic”