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Firstier Disclose vs Nadir

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

Firstier Disclose compared with Nadir
DetailFirstier Disclose logo Firstier DiscloseNadir logo Nadir
What it doesA drop-in widget that adds visible EU AI Act Article 50 AI-content labels to any site in one line LLM router that recommends the lowest-cost model for each task
StageNot given Not given
FoundedNot given Not given
Based inDE Not given
Pricing modelNot given Not given
PricingFree forever. No account, no backend, no usage limits. Free: first 50 requests per month. Pay as you go: $0.002 per request, drawn from prepaid balance topped up by card in $5 multiples ($5 covers 2,500 requests). Business: $0.002 per request plus organizations and signed DPA on request. Enterprise: negotiated per-request rate with invoicing and custom
Key features
  • 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
  • Decision receipt recording model, reasoning effort, cache, context, policy, and economics
  • Support for Anthropic Claude, OpenAI GPT, and Google Gemini models
  • OpenAI-compatible managed proxy
  • Bring-your-own-keys (BYOK) on every plan
  • Complexity analysis via lightweight ML model
  • Per-tier fallback chain for provider availability
  • Organization-level observability with Nadir Lens
  • Verifier-gated cascade for optional post-generation verification
  • Savings accounting and comparison against benchmark model
What makes it different
  • 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
  • Runs beside existing gateway without replacement, preserving infrastructure
  • Auditable path from shadow observation to reviewed enforcement
  • No fee on model savings or percentage markup on model costs
  • Decision receipt joins measured execution and customer outcomes
  • Self-hosted NadirClaw available free for noncommercial use
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check25 no change since last check
Trust Flow (Majestic)012
Citation Flow (Majestic)2231
Referring domains (Majestic)471

4 details filled in for both companies.

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