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Jern Cloud vs Lightpanda

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

Jern Cloud compared with Lightpanda
DetailJern Cloud logo Jern CloudLightpanda logo Lightpanda
What it doesCloud coding agent for GitHub that runs your tests before and after, and opens pull requests with receipts The AI-native web browser built from scratch for machines
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree trial: 30 days with $5 of inference included, no card required. Paid: $19 per workspace per month (billed after trial ends). Explorer: Free with 10 browser hours per month and 5 concurrent sessions. Builder: $19/month with 300 browser hours per month and 30 concurrent sessions, then $0.08/hour. Enterprise: Custom volume pricing with dedicated support and SLA guarantees.
Key features
  • Runs tests before and after changes
  • Detailed receipts showing what changed and cost
  • Scheduled campaigns with budget caps and safety limits
  • No setup required, no API keys to start
  • Supports Python, Node, .NET, and Java
  • Network proxy blocks private addresses
  • Policy enforcement with configurable access
  • True headless without CSS, images, layout or GPU compositing
  • Full JavaScript execution via V8
  • CDP-compatible with Playwright and Puppeteer
  • Multi-client concurrent CDP connections in a single process
  • Request interception to block, modify or mock HTTP requests
  • Robots.txt compliance via obey_robots flag
  • 9x faster execution than Chrome headless
  • 16x less memory usage than Chrome headless
  • Built in Zig for performance and efficiency
  • Purpose-built for headless operation without rendering overhead
What makes it different
  • Transparent receipts with provider request IDs instead of vendor black boxes
  • Open source runtime that runs the same agent locally
  • Use your own provider key with metered usage
  • Never merges—you control all pull request acceptance
  • Not a fork or patch of existing browsers but built completely from scratch
  • Designed specifically for cloud environments rather than adapted from desktop browsers
  • 10x faster execution and 10x less RAM than Chrome headless
  • Isolated environments without persistent state for secure automation
  • Open source under AGPL-3.0 license with production-ready 1.0 release
Community votes00
DR (Domain Rating by Ahrefs)6 no change since last check45 no change since last check
Trust Flow (Majestic)828
Citation Flow (Majestic)1436
Referring domains (Majestic)16784

5 details filled in for both companies.

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