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Diagramming pricing

● Identity checked

Assistant · Vendor site 2026-10-04

Diagramming AI generates and edits Mermaid, PlantUML, Graphviz, D2, and Excalidraw diagrams from plain English with AI chat refinements, quick fixes, and project storage. It adds forty-eight Excalidraw color themes, read-only sharing links, infographics mode, and multi-model credit tiers for heavier GPT or Claude requests.

Updated 2026-10-04View sources
Official website
Category
Assistant
Free access
Free plan is 0 USD per month with all editors, two projects, and three diagrams per project
API access
Not confirmed

Understand the total cost

Diagramming pricing & plans

Free

Free

Free tier listed on homepage pricing grid

Projects
2 projects with 3 diagrams each
Editors
All diagram editors included

Pro

$14.00 /mo

Billed monthly per homepage pricing grid

Upgrade focus
Higher credit allowance for advanced models

Price history

No retained pricing changes yet. A current price alone does not establish a historical trend.

How this profile is supported

Facts apply to the named version and check date. Send a sourced correction if something changed.

Diagramming pricing questions

Is Diagramming free?

Yes. Diagramming has an ongoing free plan. Free plan is 0 USD per month with all editors, two projects, and three diagrams per project

How much does Diagramming cost?

Diagramming paid plans start at $6 per month (Starter $6/mo, Pro $14/mo). Prices are in USD and last checked Oct 4, 2026.

Does Diagramming have an API?

We could not confirm API access for Diagramming.