Refactron™ vs CodSpeed

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

Refactron™ compared with CodSpeed
Detail	Refactron™	CodSpeed
What it does	The verification layer for AI code change	Continuous performance testing for your CI that catches regressions before they reach production
Stage	MVP	Not given
Founded	Not given	Not given
Based in	Not given	FR
Pricing model	Freemium	Freemium
Pricing	Free plan: $0/mo with 500 verifications/mo and unlimited local CLI runs. Pro: $59/mo with 10,000 verifications/mo (early access). Scale: $300/mo with 100,000 verifications/mo (early access). Enterprise: Custom pricing (early access).	Not given
Key features	Verify arbitrary diffs from agents, codemods, or humans Three-verdict system: SAFE, UNSAFE, UNPROVEN Runs test suite on isolated shadow tree copy Changed-line coverage attestation for Python Reproducible verification report with audit-grade record MCP server for AI agents to verify before landing CI gate that blocks unsafe merges Syntax and imports validation gates Runs locally with no code upload to external service	Automatic benchmarking in CI Low-noise performance data with variance below 1% AI-enhanced differential flamegraphs Automated performance fixes with Optimization Agent GitHub integration CPU, memory, and wall-time profiling Bare-metal macro runners for isolated testing Support for Rust, Python, Node.js, C++, Go, and Java Performance gating and merge blocking
What makes it different	Only system that proves changed lines are actually tested, not just that tests pass Works with any AI coding agent and integrates via MCP Code never leaves your machine; runs entirely locally Free local CLI with unlimited verifications, paid only for managed infrastructure	AI automatically identifies bottlenecks and proposes fixes Integrates seamlessly into existing CI workflows and benchmark frameworks Free for open-source projects and up to 5 users on private repos Detects regressions before they reach production
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 no change since last check	66 no change since last check
Trust Flow (Majestic)	0	18
Citation Flow (Majestic)	15	37
Referring domains (Majestic)	4	534

4 details filled in for both companies.

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