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OnlineNexus vs Curbi

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

OnlineNexus compared with Curbi
DetailOnlineNexus logo OnlineNexusCurbi logo Curbi
What it doesFree accessibility scan and technical fixes for Shopify and WooCommerce stores Check AI agent replies against configured rules and verify signed records
StageNot given Not given
FoundedNot given Not given
Based inIE Not given
Pricing modelFreemium Freemium
PricingFree scan: $0. Fix pack: $300–$800 (one-off technical fixes; price depends on store size and quoted issues). Monitoring: $49/month (monthly automated re-scan). Free: local open-source checker, browser policy checks, six read-only MCP tools, regression export and offline verification. Managed Check API: $1 per 1,000 checked replies, USD, monthly usage billing through Stripe.
Key features
  • Free automated scan of up to 4 key pages (homepage, collection, product, cart)
  • Plain-English report explaining accessibility problems and how to fix them
  • One-off fix packs for technical remediation (alt text, labels, contrast, buttons, structure)
  • Monthly monitoring to catch new accessibility issues
  • Uses open-source axe-core engine for accessibility testing
  • No sign-up or cookies required for free scan
  • Real browser scanning (no login or form submission)
  • Educational guides for store owners on common accessibility fixes
  • Check agent replies against configured pricing, forbidden phrases, and action records
  • Policy Check tool with browser interface for testing rules
  • Model Context Protocol endpoint for Claude, ChatGPT and other MCP clients
  • Offline verification with signed records and Merkle proofs
  • Repair Lab for reproducing and fixing integration failures
  • Managed Check API with pricing transparency
  • MIT-licensed open-source local checker
  • Framework connectors for LangChain and Vercel AI SDK
  • MCP Chaos proxy for testing agent behavior
What makes it different
  • Automated accessibility scan takes 30-90 seconds with no sign-up required
  • Results explained in plain English for non-technical users, not jargon
  • Optional technical fix packs with refund guarantee if issues cannot be fixed
  • Technical services only with clear disclaimer that this is not legal advice or compliance guarantee
  • Specializes in Shopify and WooCommerce, the most common ecommerce platforms for small stores
  • Verifiable AI agent compliance without authorization or permission granting
  • Evidence and records portable across platforms and models
  • Transparent per-reply pricing with clear usage examples
  • Open-source core with portable verification
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)10
Citation Flow (Majestic)10
Referring domains (Majestic)10

5 details filled in for both companies.

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