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ForAgent vs WBX Sandbox

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

ForAgent compared with WBX Sandbox
DetailForAgent logo ForAgent WBX Sandbox
What it doesPrivate numbers for AI agents Secure execution for AI agents in isolated Firecracker microVMs or WebAssembly
StageMVP Not given
FoundedNot given Not given
Based inUS CZ
Pricing modelNot given Not given
PricingFree: $0/month with 30 calls per month, 3 app numbers + 2 remote numbers. Pro: $9.99/month with 100 calls per month. Scale: $29.99/month with unlimited calls. Free plan: no card required, 5 concurrent sandboxes, up to 1 hour per sandbox, one-time welcome credit. Pro: $49.00/month (excl. VAT) with $25.00 usage credit, 25 concurrent sandboxes, up to 24 hours per sandbox, 100 vCPU/100 GB RAM total. Team: $119.00/month (excl. VAT) with $50.00 usage credit, 10
Key features
  • Private phone numbers for agents
  • Call approval system
  • App and plugin integration
  • Call recording and transcription
  • Cross-device agent connections
  • Number blocking and removal
  • Isolated Firecracker microVMs with own kernel and filesystem
  • Background jobs that survive disconnects
  • Batch execution with up to 1,000 jobs and dependency passing
  • WebAssembly jobs starting in milliseconds without VM boot
  • Budget Guard with cost reserves and limits
  • Execution receipts with runtime, isolation, resources and file hashes
  • Native MCP server integration for ChatGPT and Claude
  • Compact log digests instead of full 5,000-line logs
  • Server-side job waiting with signed webhooks
  • Verified package cache for PyPI, npm, Go and Rust
What makes it different
  • First-call approval for security
  • Simple user-controlled access management
  • Data never used for training models
  • Two runtimes with honest isolation labeling
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 +4 (up) since last check2 no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)110
Referring domains (Majestic)10

5 details filled in for both companies.

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