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Planby vs Firstier Disclose

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

Planby compared with Firstier Disclose
DetailPlanby logo PlanbyFirstier Disclose logo Firstier Disclose
What it doesSovereign AI for construction that runs in your secure environment A drop-in widget that adds visible EU AI Act Article 50 AI-content labels to any site in one line
StageNot given Not given
Founded2023 Not given
Based inUS DE
Pricing modelNot given Not given
PricingNot given Free forever. No account, no backend, no usage limits.
Key features
  • Organizes drawings, specs, site photos and design standards into unified building models
  • Links data through 15 layers by trade, element, space and code
  • Every review and calculation cites source drawings and clauses
  • AI agents that understand buildings with documents in one secure model
  • Design AI with style reference and deep reasoning for variations
  • Converts 2D drawings to BIM models for review
  • Provides building law guidance connected in one AI assistant
  • Generates RFI answers for structural review from site photos
  • Official EU AI-label icons (AI, AI GENERATED, AI MODIFIED)
  • Content type detection (images, video, audio, articles, pages)
  • All 24 EU languages automatically
  • WCAG 2.2 AA accessibility with ARIA and keyboard support
  • Shadow DOM isolation for design independence
  • No network calls, cookies, or tracking
  • Machine-readable marking (schema.org + IPTC digitalSourceType)
  • MIT-licensed open source
  • Optional Stamp tool for embedded image watermarking
  • Self-hosting and CDN support
What makes it different
  • Deployed in customer secure environments, not cloud-based
  • Free forever with no account, backend, or per-domain limits
  • Single line of code with zero configuration required
  • Official EU AI-label icons unmodified for regulatory alignment
  • Automatic language detection across all 24 EU languages
  • Zero performance impact: 24 kB async load with no tracking
Community votes00
DR (Domain Rating by Ahrefs)11 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)20
Citation Flow (Majestic)2622
Referring domains (Majestic)454

4 details filled in for both companies.

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