diagez.com · Examples

API

Render Mermaid diagrams from URL-safe Base64 payloads under /r.

Render

GET /r/:payload.svg
GET /r/:payload.png
GET /r/:payload

Extensionless URLs redirect to SVG.

https://diagez.com/r/Z3JhcGggVEQKICBBLS0-Qg.svg?theme=hand-drawn

Options

theme: default, hand-drawn, cyberpunk, mono, github-light, github-dark
bg: transparent, white, or six-character RGB hex
w, h: 128 to 2400
scale: 1, 2, or 3
pad: 0 to 96

Errors

400: invalid payload, unsupported diagram type, or invalid query
413: decoded payload is too large
422: Mermaid syntax could not be parsed
429 or 503: cache-miss rendering is temporarily throttled