act101 vs SunsetLint

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 SunsetLint
Detail	act101	SunsetLint
What it does	Quality infrastructure for AI-written code with deterministic refactoring and a merge gate	Find retiring AI model IDs in your code before the shutdown date
Stage	Startup	Not given
Founded	2026	Not given
Based in	US	IN
Pricing model	Freemium	Freemium
Pricing	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	Free: All public repositories and first 3 private repositories. Pro: $29 per month or $290 per year per GitHub account, includes every private repository, scans on every push, and pull request checks.
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	Scans code repositories for retiring AI model identifiers Reports file path, line number and shutdown date for each match Person-verified rules checked against provider notices Scans Python, TypeScript, JavaScript, Go, Java, Ruby, PHP, C# Uses literal strings and patterns, never sends code to AI Covers Anthropic, OpenAI, Bedrock, Vertex, Azure, Stripe, Twilio
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	Finds exact file and line numbers where retiring models are used, not just which models are retiring Verifies every rule against provider's official notice before shipping Free for all public repos and first 3 private repos Never modifies code, has read-only access to repositories
Community votes	0	0
DR (Domain Rating by Ahrefs)	26 −1 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	8	0
Citation Flow (Majestic)	31	0
Referring domains (Majestic)	182	0

6 details filled in for both companies.

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