ChatGPT co-inventor launches Jev, claiming 20-200x faster and 40-400x cheaper frontier model
jamesbrooksco · x · 2026-09-16
An account identifying itself as a ChatGPT co-inventor has launched Jev, a new frontier model built on a novel training method called RLCD, developed over two years in stealth.
- Claimed specs: 20-200x faster, 40-400x cheaper (with free output tokens)
- Positioned as "frontier composable intelligence optimized for decisions", billed as the shortest path to an AI-driven economic revolution
- Amplifier commentary argues Anthropic is "today's Netscape" and that top engineers have left incumbents with their best ideas
All performance numbers are self-reported and unverified by third parties.
Related event: TypeSafe exits stealth with decision model Jev and RLCD training method(86 posts)→
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