Chatdiagram

AI diagram generator — describe a technical diagram in plain English, get a standards-compliant render in minutes.

chatdiagram.com

Verified Free tier ~11k monthly visits

Quick facts
What is it	AI diagram generator — describe a technical diagram in plain English, get a standards-compliant render in minutes.
Pricing	Freemium — from $15.9/mo
Free tier	Yes
Platform	Web Application
Best for	drafting electrical single-line diagrams for infrastructure proposals, creating clinical genograms for case assessments
Domain registered	2024

Data updated Aug. 1, 2026

What does Chatdiagram do?

Chatdiagram is a web-based tool that creates professional, standards-compliant diagrams from a plain English description. You tell it what you need—like a three-generation family genogram, an electrical circuit, or a software sequence diagram—and it generates the finished visual. It handles a wide range of specialized diagrams that generic AI tools often struggle with, focusing on technical, clinical, and industrial formats.

The tool works by routing your description to one of its 32 typed engines. Each engine is built for a specific diagram type and adheres to formal standards like IEEE 315 for electrical diagrams or NSGC for clinical pedigrees. A key differentiator is its server-side validation; if the AI's initial output has a syntax error, the system automatically retries until it produces a clean, parseable diagram. This means you never see a broken render or error message.

This tool is most useful for professionals who need precise, accepted diagrams quickly. Electrical engineers can draft single-line diagrams for proposals, clinical students can create genograms for assessments, and software teams can generate full UML suites. It saves the manual effort of using dedicated, complex drawing software for preliminary drafts and ensures the output meets industry standards.

Developer Tools No-Code&Low-Code Technical Specifications

#ai diagram#electrical-schematics#genogram#standards-compliant#technical-drawing#uml-generator#workflow automation

Key features

What makes it stand out

Generates 32 types of technical diagrams, including electrical schematics, clinical genograms, and UML

Routes descriptions to typed, standards-compliant engines (IEEE, NSGC, ISA-5.1)

Server-side validation ensures diagrams parse correctly before you see them

Accepts input via text description, file upload, or pasted image/code

No signup required to start, with a free tier for basic diagrams

Who is Chatdiagram for?

Who benefits most from this tool

drafting electrical single-line diagrams for infrastructure proposals

creating clinical genograms for case assessments

generating UML diagrams for software documentation

Pricing

Free tier available — start without a credit card

Free

10 AI credits
Up to 10 AI credits per month
Access to basic chat models
All 32 typed engines (Schematex + Mermaid + Markmap)
Export SVG / PNG

Pro

$15.9/month

500 AI credits
500 AI credits per month
Premium models (GPT-4, Claude, Gemini Pro)
Unlimited diagrams & exports
Server-side validation + auto-retry
Priority support
Early access to new engines

Trust & presence

Domain Domain registered 2024

Gallery

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Chatdiagram — pricing page — Pricing page

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