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Thesys vs Ludr

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 Ludr
DetailThesys logo ThesysLudr logo Ludr
What it doesThe open standard for Generative UI AI screen assistant powered by GPT-4o and Gemini
StageStartup Not given
Founded2024 Not given
Based inUS KZ
Pricing modelNot given Freemium
PricingFree ($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: 25 asks per week; Ludr Pro: $9 per month (USD), billed monthly, with unlimited screen selections, six interpretation lenses, voice mode, visual grounding, inline edit, OCR, Claude Code actions, threaded follow-ups, and priority email support. 14-day refund window, cancel anytime.
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
  • Hotkey activation with screen freeze and selection box drawing
  • Multiple AI interpretation lenses: Explain, Translate, Summarize, Fix, ELI5, Roast
  • Voice mode with automatic silence detection
  • Visual grounding pointing to specific UI elements
  • Inline editing to rewrite text in place
  • Selection hotkey for text-only capture via Accessibility APIs
  • Quick Hotkeys with custom shortcuts bound to fixed prompts
  • Threaded chat history with full context and follow-ups
  • Local data storage with no telemetry or tracking
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
  • Works entirely locally with no data sent to servers except the active selection
  • Can edit text inline directly in other applications like Slack and WhatsApp
  • Three hotkey activation methods: classic overlay, selection text hotkey, and voice
  • Free 72-hour launch promo with all features unlocked
Community votes00
DR (Domain Rating by Ahrefs)63 no change since last check1 no change since last check
Trust Flow (Majestic)273
Citation Flow (Majestic)4018
Referring domains (Majestic)87615

5 details filled in for both companies.

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