Skip to main content

Built by makers, shipped in public

Sign in

Jern Cloud vs act101

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 act101
DetailJern Cloud logo Jern Cloudact101 logo act101
What it doesCloud coding agent for GitHub that runs your tests before and after, and opens pull requests with receipts Quality infrastructure for AI-written code with deterministic refactoring and a merge gate
StageNot given Startup
FoundedNot given 2026
Based inNot given US
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). Builder Edition: Free forever for personal, non-commercial, and open-source use. Engineering Edition: $29/month or $299/year (save 14%). Architecture Edition: $59/month or $599/year (save 15%). Elite Edition: $99/month or $999/year (save 16%). Enterprise: Custom pricing, contact sales. All editions
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
  • 182 AST-aware refactor operations for code transformation
  • 42 codebase analyzers for code analysis
  • Support for 163 programming grammars
  • Deterministic merge gate with signed receipts
  • MCP server and CLI interfaces
  • Cross-file import updates and automatic checkpointing
  • 10 cross-language porting operations
  • Instant undo for all operations
  • ~88% token savings on query operations
  • Native binary with zero dependencies and no supply chain risk
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
  • Deterministic verdicts and signed receipts for every code change ensure reproducible quality gates
  • Built by engineer with decades of production experience in correctness-critical domains
Community votes00
DR (Domain Rating by Ahrefs)6 +1 (up) since last check27 no change since last check
Trust Flow (Majestic)88
Citation Flow (Majestic)1431
Referring domains (Majestic)16182

5 details filled in for both companies.

More alternatives to Jern Cloud More alternatives to act101

Ask us