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Opengeni vs Sickle

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

Opengeni compared with Sickle
DetailOpengeni logo OpengeniSickle logo Sickle
What it doesCloud computer for every agent, with your tools and team. Email MCP server for Claude, Cursor and other AI agents to access every mailbox you own
StageNot given Not given
FoundedNot given Not given
Based inNO GB
Pricing modelFreemium Free trial
PricingFree: $10 monthly usage credit. Pro: $20/month for $100 monthly usage credit. Max: $100/month for $500 monthly usage credit. Enterprise: custom volume pricing. All plans include 5× usage credit for model calls at provider's API price with no markup. Pay-as-you-go top-ups available. Monthly: €8.99/month after 7-day free trial. Yearly: €30/year (€2.50/month equivalent, 72% savings). Includes both the Mac app and the MCP connector.
Key features
  • Each agent gets its own dedicated computer in the cloud
  • Agents keep working after you close your laptop
  • Run many tasks in parallel, each on its own computer
  • Encrypted vault for credentials and secrets
  • Connect tools once, all agents can use them
  • Support for any AI model including your own subscriptions
  • Multiplayer chats teammates can continue
  • Scheduled recurring work on a schedule
  • Approval controls for risky actions
  • Start tasks from Slack, web app or phone
  • Search across multiple mailboxes simultaneously
  • Read full email threads with conversation history
  • Move, archive and mark emails as read
  • Scoped permissions: read, change, and send separately
  • Attach files up to 18 MB to drafts and emails
  • Download and open email attachments
  • Native macOS mail client included
  • Support for multiple email providers
  • Encrypted file handling during transfer
  • Revoke access anytime within the hour
What makes it different
  • Open source under Apache 2.0, self-hostable or run on managed cloud
  • Same harness works for team agents, software development automation, and embedding in your product
  • No markup on model API costs; credits give 5× value
  • Agents run real terminal commands, tests and git operations
  • Teams share one workspace with shared integrations and role-based access
  • Works with any MCP client, not locked to one AI platform
  • No installation required; works on macOS, Windows and Linux
  • Access unlimited email accounts simultaneously in one connection
  • Send emails with opt-in permission and approval workflow
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)11 −1 (down) since last check13 +1 (up) since last check
Trust Flow (Majestic)118
Citation Flow (Majestic)3022
Referring domains (Majestic)7617

6 details filled in for both companies.

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