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Mainbrella vs Letronna®

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 Letronna®
Detail MainbrellaLetronna® logo Letronna®
What it doesCloud computers for AI agents on Cloudflare An AI agent with its own cloud and wallet
StageNot given Not given
FoundedNot given Not given
Based inUS US
Pricing modelFreemium Not given
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 Free: $0 forever with your own API keys. Pro: $20 per month with $20 of hosted credit a month (or $240 at once on yearly, save up to 17%). Team: $18 per seat, monthly, 2 to 5 people, with $18 of shared credit per seat monthly. Compute costs about $6 per GB a month from credit, charged by the second.
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
  • Real files, real commands, web access, and browser beside the chat
  • Memory written to disk as plain text you can edit and delete
  • Auto mode with safe judgment on your own model
  • Delegate work to helper agents sharing a task list
  • Chat apps: Telegram, Discord and Slack integration
  • Support for MCP servers, plugins and IDE integration
  • Cloud tasks that keep running after you close the app
  • Services that stay online with scheduler, webhook and watcher
  • Web apps with their own live link at letronna.si
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 locally with your own keys; nothing leaves your machine unless you connect a hosted model
  • Starts in 7.65 ms with 84% on Harness-Bench
  • Plain text memory files you can edit, not a black box
  • Works with any model: OpenAI-compatible, Anthropic, Ollama, llama.cpp or hosted
  • Pay only for hosted models and cloud compute, not per seat
Community votes00
DR (Domain Rating by Ahrefs)21 −1 (down) since last check29 +9 (up) 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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