Thesys vs GroundUI

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Thesys compared with GroundUI
Detail	Thesys	GroundUI
What it does	The open standard for Generative UI	Real mobile app screens with source code for AI coding agents
Stage	Startup	Not given
Founded	2024	Not given
Based in	US	IN
Pricing model	Not given	Freemium
Pricing	Free ($0/mo) with 3K API calls/month; Build ($49/mo) with 25K API calls/month; Grow ($499/mo) with 500K API calls/month; Scale (Custom). API calls included; LLM tokens billed separately at provider rates. Reports API: 100 pages free per month, then $0.01 per page.	Free: browse library and agent briefs. Pro: $9/month billed yearly ($108/year) or $15/month, includes source code in four frameworks and MCP server. Lifetime: $199 one-time payment, includes everything in Pro plus GitHub repository access and all future updates.
Key features	Interactive charts and visualizations Dynamic dashboard generation Real-time UI adaptation Reports and slides generation Multiple LLM support OpenUI Cloud with API key management Style customizations	Source code in SwiftUI, Flutter, React Native and Kotlin Editable source code that lives in your repository Website blocks for React and Tailwind coming soon
What makes it different	Open standard for Generative UI instead of proprietary solution No markup on LLM pricing - pay provider rates directly Zero data retention on paid plans Interfaces adapt to context and user intent in real-time	Code lives in your repository with no package dependencies or lock-in One-time Lifetime payment option as alternative to monthly subscription
Community votes	0	0
DR (Domain Rating by Ahrefs)	60 −3 (down) since last check	4 +1 (up) since last check
Trust Flow (Majestic)	27	0
Citation Flow (Majestic)	40	0
Referring domains (Majestic)	876	0

5 details filled in for both companies.

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