Self-proclaimed ChatGPT co-inventor launches Jev, claiming 20-200x speed and 40-400x cost gains
multiply_matrix · x · 2026-09-18
An account claiming to be a co-inventor of ChatGPT announced Jev, a new frontier model trained with a novel RL method called RLCD after two years in stealth. Claims:
- 20-200x faster than existing models
- 40-400x cheaper, with output tokens free
- Optimized for decisions rather than chat, described as the "shortest path to AI-based economic revolution"
The launch went viral on X. All figures are self-reported with no benchmarks or third-party verification yet.
Related event: TypeSafe AI Launches Jev, a Decision-Only Model That Outputs No Text(73 posts)→
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