Skip to main content

Built by makers, shipped in public

Sign in

act101 vs ID side

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 ID side
Detailact101 logo act101ID side logo ID side
What it doesQuality infrastructure for AI-written code with deterministic refactoring and a merge gate The control layer for AI
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 plan: €0/month with 10,000 proofs included per month. Starter: €59/month with 50,000 proofs, then €0.0015 per proof above. Growth: €249/month with 500,000 proofs, then €0.0005 per proof, then €0.0002 after 2,000,000 proofs. Enterprise: from €990/month or €15,000/year licence with 5,000,000 proo
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
  • Wraps AI provider clients with policy enforcement before calls execute
  • Enforces provider-level privacy parameters like store=false for OpenAI
  • Generates signed, non-reusable ACT tokens for each request
  • Maintains append-only, hash-chained ledger for audit verification
  • Embedded preference widget with cross-app persistence
  • Global Privacy Control signal detection and enforcement
  • Fails closed when unreachable; no fallback mode
  • Python and Node.js SDKs with source-available licence
  • Policies defined in dashboard, not in code
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
  • Cryptographic proof of compliance: signed, verifiable tokens and append-only ledger that auditors can verify without vendor involvement
  • Policies live in dashboard, never touch code, preventing unauthorized modifications
  • Separates user preference control from developer code, ensuring developer cannot alter consent
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.

More alternatives to act101 More alternatives to ID side

Ask us