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CardGo.AI vs Histiq

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

CardGo.AI compared with Histiq
DetailCardGo.AI logo CardGo.AI Histiq
What it doesAI context cards for ChatGPT, Claude, Gemini, Perplexity and Grok AI semantic search for your browser history and PDFs
StageNot given Startup
FoundedNot given Not given
Based inNot given US
Pricing modelFreemium Freemium
PricingFree plan: $0 forever, 7 cards, CardGo AI: 10 messages and 10 hosted analyses a day. Pro plan: $9.90 per month, 50 cards, CardGo AI: 100 messages and 100 hosted analyses a day. Max plan: $19.90 per month, Unlimited cards, CardGo AI: 300 messages and 300 hosted analyses a day. Free 14-day trial (no credit card required, starts on install). Then: Monthly $6.99/mo, Annual $4.17/mo (billed $49.99/year, save 40%), or Lifetime $129 one-time payment.
Key features
  • Save context once as encrypted cards with seven sections
  • End-to-end encrypted with AES-256-GCM
  • Works with ChatGPT, Claude, Gemini, Perplexity and Grok
  • Sync across devices
  • Card suggestions while typing
  • Create multiple context cards with different details
  • Filter sensitive details before sharing
  • Dream cards feature to auto-generate card suggestions
  • Semantic search by meaning instead of exact keywords
  • Automatic PDF indexing and search
  • Sub-50ms search latency
  • Works on Chrome and Edge from single install
  • Privacy controls including domain blocklist and URL patterns
  • Encrypted local backup and export
  • No account or login required
  • Support for PDFs up to 50 MB
What makes it different
  • One card works across five different AI services
  • Eliminates need to re-explain context to each AI chat
  • No credit card required to start
  • Context attached only when you choose
  • Only browser history tool that is 100% local with zero data transmission to servers
  • Includes full 14-day free trial with no credit card required
  • Works across Chrome and Edge without requiring separate installs
  • Lifetime purchase option with no recurring billing
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)3 no change since last check1 no change since last check
Trust Flow (Majestic)02
Citation Flow (Majestic)2615
Referring domains (Majestic)4130

5 details filled in for both companies.

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