Self-proclaimed ChatGPT co-inventor launches 'Jev' model claiming 400x cost cut

hardimanjames · x · 2026-09-18

An account claiming to have "co-invented ChatGPT" and spent 2 years in stealth on a new training method (RLCD) announced a supposed frontier model called Jev, claiming:

The claims are highly dubious: the identity is unverified, and the name Jev appears to nod to Jevons Paradox, fueling suspicion it is a hoax or performance art. Boosters praise the launch timing as impeccable. Treat as an unverified, likely trolling announcement.

Related event: Ex-ChatGPT team launches Jev, a decision-only model claiming 20-200x speed at a fraction of the cost(63 posts)→

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