Preference Model vs BadgeRelay

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

Preference Model compared with BadgeRelay
Detail	Preference Model	BadgeRelay
What it does	Open-sourcing Karotte, a framework for building robust reinforcement learning environments	Publish directory badges without redeploying
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	SG
Pricing model	Open source	Freemium
Pricing	Not given	Free: $0/mo (1 website, 10 active badges, includes Powered by BadgeRelay attribution). Portfolio: $6/mo (10 websites, 100 active badges, removes attribution). Studio: $12/mo (50 websites, unlimited active badges, removes attribution). Yearly billing saves two months.
Key features	Sandboxed execution with non-privileged user isolation Process termination before grading Suspicious file detection and rejection Out-of-memory and fork-bomb prevention Hardened through one million evaluation runs Red-team tested for reward hacking vulnerabilities Scalable environment execution Robust benchmark building support	Server-rendered embed for crawler visibility Instant badge updates without redeployment Multiple layout options (row, carousel, compact) Works with Next.js and static sites One-line code installation Backlink preservation for directory verification Attribution removal on paid plans
What makes it different	Provides secure defaults and primitives specifically designed to prevent reward hacking in RL training Hardened through real-world testing at scale with over one million evaluation runs Designed for training environments where defenses must withstand continuous optimization attempts Addresses AI alignment at the highest leverage point through better environment construction Built and tested internally by frontier AI research team	Separate badges from codebase to avoid repeated footer edits Manage all badges from one dashboard across multiple products Changes go live instantly without site redeploy Server-side rendering ensures crawlers see badges
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	29 +1 (up) since last check	26 no change since last check
Trust Flow (Majestic)	11	9
Citation Flow (Majestic)	24	18
Referring domains (Majestic)	98	43

4 details filled in for both companies.

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