Will OpenAI Eat Jev's Lunch?

OpenAI is about to eat Jev's lunch – Arcturus Labs

TypeSafe's Jev model took off by using single-token classification from LLM logprobs—Vercel calls it the fastest-adopted model in AI Gateway history. The author worries OpenAI can replicate this capability quickly and fold it into their own models and agents. Jev's biggest moat is its training data and process, but the post doesn't detail how hard those are to reproduce.