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datatomcp vs HazelJS

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

datatomcp compared with HazelJS
Detaildatatomcp logo datatomcpHazelJS logo HazelJS
What it doesCSV and Google Sheets MCP server and REST API for AI agents Open-source Agent OS for TypeScript that helps teams operate AI agents like production systems
StageNot given Not given
FoundedNot given Not given
Based inNL Not given
Pricing modelNot given Open source
PricingFree: €0, 3 datasets, 100,000 rows per dataset, 1,000 queries per day, 2 people. Pro: €12/month or $12/month, 25 datasets, 2,000,000 rows per dataset, 50,000 queries per day, 5 people per workspace. Business: Custom pricing. Not given
Key features
  • Automatic dataset linking by shared IDs and codes
  • Supports MCP protocol for Claude, ChatGPT, and Cursor
  • REST API for apps and automations
  • Automatic version tracking on data changes
  • Team collaboration with role-based access
  • Messy file import with validation reports
  • EU data hosting with no AI provider access
  • Activity logs showing data changes and queries
  • Durable execution with crash-safe HITL
  • Agent DNA for versioning agents as packages
  • Gatekeeper default-deny authorization
  • Skillgate capability curation
  • Local-first deployment without Kubernetes requirement
  • Agent VM with effect typing and speculation
  • Decision Runtime for bounded closed-set judgment
  • Organism for multi-agent coordination
What makes it different
  • Query results use 475 times fewer tokens than pasting entire sheets
  • Exact totals computed by database instead of estimated by AI
  • Read-only by design prevents agents from modifying data
  • Hosted in EU with automatic backups and 14-day retention
  • One MCP URL works across multiple AI agent platforms
  • Agents live in the same TypeScript DI app as your APIs, not as separate services
  • Production-ready without cloud or Kubernetes dependency
  • Complete operating system, not glue between frameworks
  • Agents pause, resume, and survive restarts in production
  • Developer-first with decorators and DI patterns developers already know
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 check7 no change since last check
Trust Flow (Majestic)03
Citation Flow (Majestic)2323
Referring domains (Majestic)1218

3 details filled in for both companies.

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