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Fulcra vs Rool®

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

Fulcra compared with Rool®
Detail FulcraRool® logo Rool®
What it doesThe user-owned context backend for AI agents Your private AI machine in the cloud
StageGrowing Not given
FoundedNot given Not given
Based inUS IE
Pricing modelFreemium Freemium
PricingNot given Standard: Free forever. Plus: €9/month. Pro: €25/month. Team plan: No subscription, pay per machine and per AI use from prepaid balance in US dollars. Machine sizes: R0 $5/month, R1 $10/month, R2 $30/month. AI pricing per million tokens: Rool® 1 input $0.35, cached input $0.07, output $0.70. Rool® 1
Key features
  • One user-owned context for every agent
  • Agents wake up to what changed since their last loop
  • Readable, traceable context with every change logged
  • End-to-end encryption with AES-256
  • Granular sharing controls with revocable access
  • Right to export, delete, and transparency
  • Context that travels across AI products and models
  • Persistent memory that builds knowledge graphs over time
  • File storage and management with version control
  • Collaboration with shared access and permissions
  • Multiple Rool Machines per account
  • Built-in connectors and custom MCP servers
  • Full data export and API access
  • Progressive Web App and mobile apps
  • Hourly credit refills with daily limits
  • Rool 1 and Rool 1.5 AI models
  • EU infrastructure with self-hosted models
What makes it different
  • User-owned context that travels with you across AI products
  • Traceable agent activity with full visibility and control
  • Agents coordinate through shared context without learning being trapped in silos
  • End-to-end encryption with no data selling
  • Private machine isolated at VM level, not just by access rules
  • Hosted entirely in the EU with self-hosted AI models
  • Never trains AI models on your data
  • Free forever plan with no credit card required
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)37 +3 (up) since last check16 no change since last check
Trust Flow (Majestic)206
Citation Flow (Majestic)4029
Referring domains (Majestic)59356

5 details filled in for both companies.

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