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act101 vs Plimbo

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

act101 compared with Plimbo
Detailact101 logo act101Plimbo logo Plimbo
What it doesQuality infrastructure for AI-written code with deterministic refactoring and a merge gate Vibe code. Break nothing.
StageStartup Not given
Founded2026 Not given
Based inUS Not given
Pricing modelFreemium Freemium
PricingBuilder 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 Free: $0, 300 AI checks a month. Pro: $7.99 a month or $72 a year, 1,000 AI checks a day.
Key features
  • 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
  • Prompt expansion with project context
  • Shows files that will be touched
  • Protected areas flagging
  • Detects unasked-for edits
  • Customizable rules file
  • Secret redaction before sending to AI
  • Up to 3 computers on Pro
What makes it different
  • 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
  • Rules travel with every prompt
  • Flags unintended changes before they happen
  • Minimal AI checks needed
Community votes00
DR (Domain Rating by Ahrefs)26 −1 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)310
Referring domains (Majestic)1820

5 details filled in for both companies.

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