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Mainbrella vs glasstarn

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

Mainbrella compared with glasstarn
Detail Mainbrellaglasstarn logo glasstarn
What it doesCloud computers for AI agents on Cloudflare Understand the process before you hand it to an agent
StageNot given Not given
FoundedNot given Not given
Based inUS US
Pricing modelFreemium Open source
PricingPrepaid compute at $0.02 per compute-unit hour. Minimum $5 top-up with no monthly subscription. Machine rates: Lite $0.02/hour, Small $0.12/hour, Medium $0.20/hour, Large $0.32/hour, XL $0.56/hour. Open source platform available via GPLv3 license for self-hosting on Cloudflare (Workers Paid plan sta Not given
Key features
  • Linux workspace with command execution, file operations, and tool installation
  • HTTP API, SSH, and browser terminal access
  • Account-owned lifecycle controls and explicit ownership
  • Five machine sizes from Lite to XL
  • Saved workspaces with snapshot stop and resume
  • Prepaid balance with no monthly subscription
  • Shared accounts and billing infrastructure
  • Hosted apps including Linux computers, Vibe coding, and Voice agents
  • Custom runtime images and language support
  • Outbound internet and ephemeral storage
  • Connect to AI agents like Claude, ChatGPT, Cursor and Antigravity
  • Works entirely on your laptop with no data sent to external servers
  • Link related records across systems to follow work between them
  • Interactive analysis with live filtering and view updates
  • Works with Excel workbooks and CSV exports
What makes it different
  • Open-source platform that can be self-hosted on own Cloudflare account
  • Built-in accounts, billing, and metering so developers don't start from scratch
  • Simple prepaid model with no monthly commitment
  • Direct founder contact for product feedback and integration questions
  • Account-owned HTTP workflow with automatic cleanup
  • Runs on your laptop with no software licence fees
  • Deterministic engine uses minimal AI, keeping costs similar for large and small files
  • No account or setup complexity needed
  • Agent helps identify what to export from your systems
Community votes00
DR (Domain Rating by Ahrefs)21 −1 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)50
Citation Flow (Majestic)320
Referring domains (Majestic)690

5 details filled in for both companies.

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