ChatGPT co-inventor's stealth startup launches Jev, claiming 20-200x speed and 40-400x cost gains

bclavie · x · 2026-09-16

CompleteSkeptic, who says he co-invented ChatGPT, is emerging from two years of stealth to release RLCD, a new training method, and Jev, a new type of frontier model. Claims: 20-200x faster, 40-400x cheaper (with free output tokens), positioned as frontier composable intelligence optimized for decisions and the shortest path to an AI-driven economic revolution. The TypeScript company founder among those congratulating, noting surprise at the product's form factor. All performance claims are self-reported and unverified by third parties.

Related event: TypeSafe exits stealth with decision model Jev and new RLCD training method(32 posts)→

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