AI Weekly Malaysia

John Lindquist (creator of egghead.io, now building mega.dev) demos eight uses of Jev, described in the episode as a 'TypeSafe AI decision model' and 'a decision engine, not a chatbot.' The demos include a real-time voice to-do app that classifies and executes commands with no visible pause, data deduplication and record merging in milliseconds using confidence scores, Jev as a multi-level app router, a chess match against a low-reasoning LLM for speed/cost comparison, and multi-agent coordination with collision avoidance. The episode also covers where Jev falls short and when to reach for a full generative model, with Vercel AI Gateway, OpenRouter, and Opus 5.5 referenced as surrounding tools.

Why: The reusable pattern here is narrow decision calls (routing, classifying, deduping) instead of one big generative model for everything: John chains sequential Jev calls, adds multi-step classification when one pass isn't enough, and pairs confidence scores with multi-model validation before merging records. Note the title's 'fastest, cheapest' claim is not backed by any number in the text, and no prices or latency figures are given, so treat the cost advantage as unverified until you benchmark it yourself on your own traffic.