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Automater vs Viaduct

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

Automater compared with Viaduct
DetailAutomater logo AutomaterViaduct logo Viaduct
What it doesSidekick to all your AI agents Free C4 modeling tool with an MCP server for software teams to share architecture context with AI development tools
StageNot given Not given
FoundedNot given Not given
Based inNot given LT
Pricing modelFreemium Freemium
PricingAutomater Lite is free. Automater PRO is a yearly paid upgrade. Browser: Free with account. Desktop: €10 a month after 7-day free trial, one licence covers 3 machines. Enterprise: custom pricing.
Key features
  • Searchable library of all AI sessions across 41 tools
  • Supports 45 session formats from 41 apps and CLIs
  • One-click resume for 11 supported tools
  • Runs on Windows x64, macOS Apple silicon, and Linux x86_64
  • PRO adds chat, computer control, and managed sessions
  • System context, container, component, and code diagrams
  • Live collaboration on models
  • MCP server for AI coding agents
  • Change sets for scoped agent work
  • Organization SSO
  • JSON import and export
  • OpenAPI contract export
  • Desktop app for macOS, Windows, Linux
  • AI assistant for model descriptions
  • Installable PWA
What makes it different
  • Free, no sign-up required with full core features included
  • All session data stays local on your machine by default
  • Works with 41 AI tools and CLIs including Claude Code, Codex, Cursor, Gemini, Grok and Copilot
  • Instant notifications when an agent needs your approval or input
  • Model elements exist once and appear on every level they belong to
  • Endpoints are real OpenAPI documents, not diagram labels
  • Desktop app keeps all data local and offline-capable
  • Free browser version with no paywall or feature limits
  • AI agents read and write architecture through MCP
Community votes00
DR (Domain Rating by Ahrefs)28 no change since last check20 no change since last check
Trust Flow (Majestic)1010
Citation Flow (Majestic)2828
Referring domains (Majestic)11874

5 details filled in for both companies.

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