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Made with Jev

Updated Sep 18, 2026

Playbooks for engineering with Jev

Projects, posts and guides about Jev, the System One model from TypeSafe AI. Each entry links to its source and shows the cost and speed its author reported.

Launching today

Made with Jev on Product Hunt
  • 186builds
  • 75guides
  • 8use cases

Diogo Almeida

@CompleteSkeptic

After co-inventing ChatGPT, I kept asking myself: why have superhuman chat models not led to AGI? I’ve spent the last 2 years in stealth building a new way to train models (RLCD), and a new type of frontier AI model that we are releasing today: Jev • 20-200x faster • 40-400x cheaper (w/ output tokens free) • Frontier composable intelligence optimized for decisions AFAICT the shortest path to AI-based economic revolution

The launch post, 15 Sep 2026

Jev Engineering guides

Jev Engineering splits an agent into three parts: an LLM writes, Jev decides and code acts. These are the guides that named it, the talks behind it and the builds they use as examples.

6 builds and 9 guides