Best AI diagram generators
Apps that draw a diagram from a plain-language prompt: how much AI the free plan includes, whether you can use it for work, and what you can export.
SVG Diagram
SVG Diagram
Built for one job: turning an idea into a polished diagram for an article, doc or slide. You describe it, it fills one of hundreds of designs, and you can restyle text, colours and fonts for free before downloading a crisp SVG or PNG. 10 diagrams a month free for personal use, and free no-account makers for charts and Venn diagrams; Pro is $12.50 a month billed yearly and allows commercial use.
All SVG Diagram facts- How you draw
- Words
- Paid from
- $12.50/mo
- AI from text
- YesYes
- Free for work
- NoNo
Napkin AI
Napkin AI
Built around turning written text into visuals. The free plan gives 500 AI credits a week (about one per word you select), its terms allow work use, and it exports SVG, PNG and PDF, with Napkin branding on free visuals.
All Napkin AI facts- How you draw
- Words
- Paid from
- Not stated
- AI from text
- YesYes
- Free for work
- YesYes
Excalidraw
Excalidraw
Generates editable hand-drawn diagrams from a prompt: 10 AI requests a day free, 100 on Excalidraw+ ($6 a month billed yearly), and no Excalidraw cap if you bring your own AI key. Open source, with free SVG export.
All Excalidraw facts- How you draw
- Sketch, Words
- Paid from
- $6/user/mo
- AI from text
- YesYes
- Free for work
- YesYes
Eraser
Eraser Labs
Writes diagram code from a prompt, so the result stays editable as text. 3 AI diagrams on the free plan, 40 a month on Starter ($15 a month billed yearly) and 250 on Business.
All Eraser facts- How you draw
- Code, Words
- Paid from
- $15/user/mo
- AI from text
- YesYes
- Free for work
- Not statedNot stated
Every app that could fit, checked
17 apps, with the facts that matter here. Picks are outlined. The count is facts documented, out of 3.
| App | AI from text | Free for work | SVG export | Documented |
|---|---|---|---|---|
| Excalidraw | Yes | Yes | Yes | 3 of 3 |
| Napkin AI | Yes | Yes | Yes | 3 of 3 |
| Eraser | Yes | Not stated | Yes | 2 of 3 1 not stated |
| SVG Diagram | Yes | No | Yes | 2 of 3 |
 draw.io | Yes | Yes | Yes | 3 of 3 |
 Lucidchart | Yes | Yes | Yes | 3 of 3 |
 yEd | Yes | Yes | Yes | 3 of 3 |
 EdrawMax | Yes | No | Yes | 2 of 3 |
 Mermaid Chart | Yes | Not stated | Yes | 2 of 3 1 not stated |
 Miro | Yes | Not stated | Yes | 2 of 3 1 not stated |
 Whimsical | Yes | Not stated | Yes | 2 of 3 1 not stated |
 Creately | Yes | Not stated | Paid plans | 1 of 3 1 not stated |
 FigJam | Paid plans | Yes | No | 1 of 3 |
 Gliffy | Yes | Not stated | Not stated | 1 of 3 2 not stated |
 Mural | Paid plans | Yes | No | 1 of 3 |
 SmartDraw | Yes | No | Paid plans | 1 of 3 |
 Visual Paradigm Online | Paid plans | No | Yes | 1 of 3 |
Worth knowing. AI gets you a first draft, not a finished diagram: check every box and arrow. Most apps meter AI in credits, and a free plan's allowance can run out in one session.
