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WBX Sandbox vs Port of Context

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

WBX Sandbox compared with Port of Context
Detail WBX SandboxPort of Context logo Port of Context
What it doesSecure execution for AI agents in isolated Firecracker microVMs or WebAssembly Context layer platform for regulated industries
StageNot given Not given
FoundedNot given Not given
Based inCZ Not given
Pricing modelNot given Freemium
PricingFree 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 Free: $0, includes up to 5 members, 100 context nodes, and 100 MB of indexed content. Team: $25 per seat per month (or $200 per seat billed annually), includes up to 25 members, 1,000 context nodes, and 1 GB of indexed content. Enterprise: custom pricing, includes Forward Deployed Engineers, Hybrid
Key features
  • 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
  • Model-agnostic: runs on Claude, GPT, Gemini, or open-weight models
  • Full observability: trace every tool call, retrieval, and reasoning step
  • Isolated execution: tool calls run in isolated environments by default
  • Code mode: reduces token usage to one-third of traditional approaches
  • Self-hosted on your infrastructure: cloud, on-prem, or air-gapped
  • MCP server integration: works with existing MCP servers unchanged
  • Open source under MIT license
  • Automatic model failover and switching
What makes it different
  • Two runtimes with honest isolation labeling
  • Isolated by default with no direct system access
  • Reduces token usage to approximately one-third
  • Runs end-to-end air-gapped with no external network calls
  • Full transparency through open agent-observability spec (AVP)
  • No vendor lock-in: switch models without rewriting agents
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)2 no change since last check38 no change since last check
Trust Flow (Majestic)014
Citation Flow (Majestic)028
Referring domains (Majestic)0102

4 details filled in for both companies.

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